CN204256267U

CN204256267U - Optical imaging device

Info

Publication number: CN204256267U
Application number: CN201420424789.9U
Authority: CN
Inventors: 熊全宾; 何羽立
Original assignee: Sitronix Technology Corp
Current assignee: Sitronix Technology Corp
Priority date: 2013-08-01
Filing date: 2014-07-30
Publication date: 2015-04-08
Anticipated expiration: 2024-07-30
Also published as: CN204256268U; WO2015014100A1; CN104142576A; CN104142577B; WO2015014101A1; CN204009232U; CN204009231U; CN104142577A

Abstract

The utility model provides a kind of optical imaging device, this optical imaging device comprises a housing, one display element, one first optical element and one second optical element, this display element, this first optical element and this second optical element are arranged in this housing, it is out-of-focus that this display element is positioned at two times of this first optical element, this first optical element reduces the show image shown by this display element, and image in one times of focal length of this second optical element, this second optical element amplifies the show image reduced through this first optical element, visually amplify and the equivalent show image being positioned at distant place to produce, user like this can pass through optical imaging device and watches amplification and the equivalent show image being positioned at distant place, optical imaging device of the present utility model is because using this first optical element and this second optical element, shorten the overall optical imaging path of this display element to this second optical element, reach the volume reducing optical imaging device.

Description

Optical imaging device

Technical field

The utility model relates to a kind of imaging device, its espespecially a kind of optical imaging device.

Background technology

Various display device on the vehicles is one after the other developed, such as: driving recorder, satellite navigation, HUD (head up display, HUD) etc., wherein HUD is widely used.So, for HUD, the image shown by it is incident upon the windshield of instrument panel seat left front or right front more.The road conditions of user's most fixating straight ahead in driving procedure, when in driving procedure, wish watches the image shown by HUD to user, its sight line need be moved to the front of instrument panel seat or the windshield of right front by user, the focal length of the eyes of user is caused constantly to change, the notice of user cannot concentrate on the road conditions in dead ahead always, easily causes the generation of traffic accident.

Because the problems referred to above, the utility model provides a kind of optical imaging device, user is positioned at dead ahead and the show image visually amplified through optical imaging device viewing of the present utility model, user like this need not change the focal length of its eyes in driving procedure, and avoid the generation of traffic accident, and the small volume of optical imaging device of the present utility model, the display element of large-size can be changed, and the volume of optical imaging device can be controlled.

Utility model content

The purpose of this utility model, be to provide a kind of optical imaging device, it can pass through one first optical element and first reduces a show image shown by a display element, so amplify through one second optical element the show image reduced through the first optical element, the focal length that need not change eyes when allowing user watch a distant place also can see the show image of amplification simultaneously, optical element configuration of the present utility model can increase the size of display element, can control the volume of optical imaging device simultaneously.

Future car HUD drives gesture should towards providing variation display information development, so the display unit size of its inside needs to strengthen, the practice of single optical element, its focal length needs the longer of setting, but this measure can be limited to instrument panel space size and produce a technical bottleneck.Show image first reduces through the first optical element by the utility model, then amplifies through the second optical element, shortens display element to the overall optical imaging path of the second optical element, can solve foregoing problems.

In order to reach above-mentioned censured each object and effect, the utility model discloses a kind of optical imaging device, and it comprises: a housing; One first optical element, it is arranged in this housing; One second optical element, it is arranged in this housing, and is positioned on the image path of this first optical element; And a display element, it is arranged at outside the two focus length of this first optical element, and images in the focal length of this second optical element, visually to amplify and equivalence is positioned at show image at a distance to produce.

In optical imaging device described in the utility model, wherein this first optical element and this second optical element are respectively convex lens.

In optical imaging device described in the utility model, wherein this first optical element is convex lens, and this second optical element is a concave mirror.

In optical imaging device described in the utility model, more comprise:

One transparency cover, it is arranged at an opening of this housing, and is positioned at this and visually amplifies and equivalence is positioned on the bang path of show image at a distance, and wherein at least one surface of this transparency cover has a rete.

In optical imaging device described in the utility model, more comprise:

One transparent curved surface lid, it is arranged at an opening of this housing, and is positioned at this and visually amplifies and equivalence is positioned on the bang path of show image at a distance.

In optical imaging device described in the utility model, more comprise:

At least one reflecting element, it is arranged between this display element and this first optical element or between this first optical element and this second optical element, and is positioned on the bang path of the show image shown by this display element.

In optical imaging device described in the utility model, wherein the width of this second optical element is greater than the spacing of two an of user.

In optical imaging device described in the utility model, wherein this housing is arranged in an instrument panel seat of an automobile, and this housing is arranged along the curvature of a windshield of this automobile.

Optical imaging device as claimed in claim 1, is characterized in that, wherein this display element foundation one user is to the size of the distance adjustment show image of this windshield.

In optical imaging device described in the utility model, wherein this display element is according to visually amplifying and the equivalent position being positioned at the side-play amount adjustment show image of show image at a distance.

In optical imaging device described in the utility model, more comprise:

One shell body, its both sides have two pivoted holes respectively, and two drive-connecting shafts of this housing are articulated in this two pivoted hole;

And

One angle-adjusting mechanism, it is arranged in this shell body, and to should housing, this angle-adjusting mechanism promotes this housing, and this housing rotates relative to this shell body.

In optical imaging device described in the utility model, wherein this angle-adjusting mechanism comprises:

One driving element, it arranges in this shell body; And

One pushing member, it is arranged at this driving element, and one end of this pushing member is connected to this housing, and this driving element drives this pushing member, and this pushing member promotes this housing, and this housing rotates relative to this shell body.

In optical imaging device described in the utility model, more comprise:

One sensing element, it is arranged at the outside of this housing, and sensing ambient brightness or the color of the outside of this optical imaging device, this display element adjusts the brightness of a backlight module of this display element according to the ambient brightness of the outside of this optical imaging device or color or adjusts the color of the show image shown by this display element.

In optical imaging device described in the utility model, more comprise:

One optical sensing module, it is arranged at the outside of this housing, and has a sense terminals, all relative horizontal plane one angle of center line of this sense terminals and this second optical element, and makes this sense terminals and this second optical element towards same direction.

In optical imaging device described in the utility model, wherein this optical sensing module connects this housing, during this housing into rotation, this housing drives this optical sensing module to rotate simultaneously, and the center line making this sense terminals and this second optical element this angle of this horizontal plane all relatively, and make this sense terminals automatically with this second optical element towards same direction.

In optical imaging device described in the utility model, more comprise:

One shading piece, it is to arranging by the second optical element;

Wherein this optical sensing module senses outside sunshine to the exposure of this optical imaging device more than a threshold value, and this optical sensing module transmits one and controls signal to this shading piece, and this shading piece covers this optical element according to this control signal.

In optical imaging device described in the utility model, wherein this shading piece is a window-blind, display glass or an one-way glass.

Accompanying drawing explanation

Fig. 1: it is the sectional view of the optical imaging device of the first embodiment of the present utility model;

Fig. 2: it is the imaging schematic diagram of the optical imaging device of the first embodiment of the present utility model;

Fig. 3: it is another imaging schematic diagram of the optical imaging device of the first embodiment of the present utility model;

Fig. 4: it is an imaging schematic diagram again of the optical imaging device of the first embodiment of the present utility model;

Fig. 5 A: it is the schematic diagram of the optical element of the first embodiment of the present utility model;

Fig. 5 B: it is the schematic diagram of the optical element of the second embodiment of the present utility model;

Fig. 6: it is the using state figure of the optical imaging device of the first embodiment of the present utility model;

Fig. 7 A: it is the schematic diagram of optical imaging device relative to windshield of the first embodiment of the present utility model;

Fig. 7 B: it is optical imaging device another schematic diagram relative to windshield of the first embodiment of the present utility model;

Fig. 8: it is another using state figure of the optical imaging device of the first embodiment of the present utility model;

Fig. 9 A: it is the schematic diagram of the adjustment show image area of the optical imaging device of the first embodiment of the present utility model;

Fig. 9 B: it is another schematic diagram of the adjustment show image area of the optical imaging device of the first embodiment of the present utility model;

Figure 10: it is the schematic diagram of the adjustment show image position of the optical imaging device of the first embodiment of the present utility model;

Figure 11: it is the schematic diagram of the backlight module of the display element of the optical imaging device of the first embodiment of the present utility model;

Figure 12: it is the sensing schematic diagram of the sensing element of the optical imaging device of the first embodiment of the present utility model;

Figure 13: it is the enlarged drawing of the a-quadrant of Fig. 6 of the present utility model;

Figure 14: it is the schematic diagram of the optical sensing module of the optical imaging device of the 3rd embodiment of the present utility model;

Figure 15: it is the using state figure of the optical sensing module of the optical imaging device of the first embodiment of the present utility model;

Figure 16 A: it is the using state figure of the shading piece of the optical imaging device of the 4th embodiment of the present utility model;

Figure 16 B: it is another using state figure of the shading piece of the optical imaging device of the 4th embodiment of the present utility model;

Figure 17 A: it is the using state figure of the shading piece of the optical imaging device of the 5th embodiment of the present utility model;

Figure 17 B: it is another using state figure of the shading piece of the optical imaging device of the 5th embodiment of the present utility model;

Figure 18: it is the using state figure of the shading piece of the optical imaging device of the 6th embodiment of the present utility model;

Figure 19: it is the schematic diagram of the optical imaging device of the 7th embodiment of the present utility model;

Figure 20: it is the sectional view of the optical imaging device of the optical imaging device of the 8th embodiment of the present utility model;

Figure 21: it is the sectional view of the optical imaging device of the optical imaging device of the 9th embodiment of the present utility model; And

Figure 22: it is the imaging schematic diagram of the optical imaging device of the 9th embodiment of the present utility model.

[figure number is to as directed]

1 optical imaging device

10 housings

100 openings

Bottom 101

102a the first side wall

102b second sidewall

103 drive-connecting shafts

110 display elements

1101,1101a, 1101 ' show image

1102 viewing areas

1103 light-emitting diode (LED) backlight modules

1104 ceramic substrates

1105 heat dissipation elements

111 reflecting elements

113a first optical element

113b second optical element

116 transparency covers

1161 retes

12 shell bodies

121 pivoted holes

13 angle-adjusting mechanisms

131 driving elements

132 pushing members

14 sensing elements

15 optical sensing modules

151 sense terminals

152 right cylinders

153 Photosensing Units

154 thin plates

1541 holes

16 shading pieces

2 users

21

3 objects

4 automobiles

41 instrument panel seats

411 breach

42 windshield

421 cambered surfaces

422 reflectance coatings

43 driver's seats

5 images

51 sampling spots

F focal length

D spacing

W width

P1 viewing areas

P2 viewing areas

The overlapping viewing areas of R

C1, C2, C3, C4 center line

H surface level

L sunshine

P can viewing areas

A1 first angle

Embodiment

In order to make architectural feature of the present utility model and effect of reaching have a better understanding and awareness, spy's preferred embodiment and coordinate detailed description, is described as follows:

Refer to Fig. 1 and Fig. 2, it is sectional view and the imaging schematic diagram of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, the optical imaging device 1 of the present embodiment has housing 10, display element 110, a 1 first optical element 113a and one second optical element 113b, second optical element 113b is arranged in housing 10, and be positioned at opening 100, first optical element 113a is arranged in housing 10, and correspondingly with the second optical element 113b to arrange, namely the second optical element 113b is positioned on the image path of the first optical element 113a, and wherein the first optical element 113a and the second optical element 113b is convex lens.Right display element 110 is arranged in housing 10, and be positioned at outside the two focus length of the first optical element 113a, show image 1101 shown by display element 110 like this produces a show image 1101a reduced through the first optical element 113a, and image in one times of focal length of the second optical element 113b, the show image 1101a finally reduced produces through the second optical element 113b and visually amplifies and the equivalent show image 1101 ' being positioned at a distant place, through the optical imaging device 1 of the present embodiment, user like this can see that visually amplifying also equivalence is positioned at the show image 1101 ' in a distant place.

So, the focal length of the first optical element 113a can be identical with the focal length of the second optical element 113b, such as: the focal length of the first optical element 113a and the second optical element 113b is 10 centimeters, the distance of display element 110 to the first optical element 113a is more than 20 centimeters.The focal length of certain first optical element 113a also can not be identical with the focal length of the second optical element 113b, such as: the focal length of the first optical element 113a is the half of the focal length of the second optical element 113b, so the focal length of the second optical element 113b is 20 centimeters, the two focus length of the first optical element 113a is 20 centimeters, so comparatively use the first optical element 113a with the same focal length and the second optical element 113b more can shorten the overall distance of display element 110 to the second optical element 113b, and then reduce the volume of optical imaging device 1.In sum, show image 1101 shown by display element 110 first reduces and amplifies by the optical imaging device 1 of the present embodiment, therefore display element 110 size of the optical imaging device 1 of the present embodiment can increase, simultaneously can the volume of control both optical imaging device 1, preferably, the size of display element 110 is more than or equal to 1.8 inch, and the overall optical path of display element 110 to the second optical element 113b is less than or equal to 50 centimeters.

Between the display element 110 of certain the present embodiment and the first optical element 113a, at least one reflecting element 111 also can be set, at least one reflecting element 111 is positioned on the bang path of the show image 1101 shown by display element 110, if without when arranging at least one reflecting element 111 between display element 110 and the first optical element 113a, the path that show image 110 shown by display element 110 is passed to the first optical element 113a is straight line, the display element 110 of right the present embodiment and the first optical element 113a are provided with at least one reflecting element 111, the path making the show image 1101 shown by display element 110 be passed to the first optical element 113a is bending, to shorten the degree of depth of optical imaging device 1, more reduce the volume of optical imaging device 1.

See also Fig. 3, it is another imaging schematic diagram of the optical imaging device of the first embodiment of the present utility model; as shown in the figure, when a user 2 sees through at least two optical elements 113 show image 1101 looked shown by display element 110 from the outside of optical imaging device 1, because display element 110 to be positioned at the focal distance f (as shown in Figure 2) of the second optical element 113b through the show image 1101a reduced that the first optical element 113a produces, therefore user 2 can see that visually amplifying also equivalence is positioned at show image 1101 ' (virtual image) at a distance, and to amplify and the equivalence distance be positioned between show image 1101 ' at a distance and user 2 is greater than 2 meters that (light reflects through windshield, Fig. 2 omits and does not paint), user 2 is allowed to watch distant place object 3 or scenery, can watch simultaneously amplify and the equivalent show image 1101 ' being positioned at a distant place, and to amplify and the content that equivalence is positioned at the show image 1101 ' in a distant place can be information or other reference information of distant place object 3 or scenery, so allow user 2 need not change the focal length of its eyes, can watch while viewing distant place object 3 or scenery and visually amplifying and the equivalent reference information being positioned at the show image 1101 ' in a distant place.

Consult Fig. 4, Fig. 5 A and Fig. 5 B more in the lump, it is the schematic diagram of second optical element of the optical imaging device of an imaging schematic diagram, the first embodiment and the second embodiment again of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, complete amplification can be seen to allow the eyes 21 of user 2 simultaneously and be positioned at the show image 1101 ' in a distant place, the width of the second optical element 113b of the present embodiment is greater than the spacing d (omitting the first optical element 113a not draw in Fig. 4) of two 21 of user 2 respectively, the spacing d of two 21 of right user 2 is between 60mm and 70mm, so the better width W of the first optical element 113a and the second optical element 113b can for being greater than 70mm.So often 21 see depending on viewing areas P1, a P2 can be produced through the second optical element 113b at a glance, viewing areas P1, P2 of two 21 have an overlapping viewing areas R, the show image 1101' that right optical imaging device 1 produces is positioned at two 21 and sees the overlap sight viewed area R looked through the second optical element 113b, and the eyes 21 of user 2 like this can be watched simultaneously amplify and the equivalent show image 1101 ' (virtual image) being positioned at a distant place.In addition, the first optical element 113a of the present embodiment and the second optical element 113b can be respectively rectangle (as the 5th A and five B schemes shown), so effectively reduces the volume of optical imaging device 1.

See also Fig. 6, it is the using state figure of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, when the optical imaging device 1 of the present embodiment is loaded into an instrument panel seat 41 of an automobile 4, housing 10 is positioned at instrument panel seat 41, and the surface of instrument panel seat 41 has a breach 411, the corresponding second optical element 113b of breach 411.A reflectance coating 422 on the corresponding windshield 42 of right second optical element 113b, reflectance coating 422 is positioned at and amplifies and equivalence is positioned on the bang path of the show image 1101 ' in a distant place, wherein reflectance coating 422 also can by or a dark-coloured film or substitute for coated glass viewing area.

Consult Fig. 7 A and Fig. 7 B again, it is the schematic diagram of optical imaging device relative to windshield of the first embodiment of the present utility model simultaneously; As shown in the figure, right windshield 42 has a cambered surface 421, and the curvature of cambered surface 421 has a curvature, and the housing 10 of the optical imaging device 1 of the present embodiment is arranged along the cambered surface 421 of windshield 42, with the show image 1101' avoiding user 2 to see distortion.When driver's seat 43 is positioned at the left side of automobile 4, optical imaging device 1 is arranged in the instrument panel seat 41 in driver's seat 43 front, now housing 10 is arranged along the cambered surface 421 of windshield 42, the center line C1 of housing 10 relative to the center line C2 of the driver's seat 43 of automobile 4 toward right bank one angle, in other words, the center line of the direct-view of the center line C1 relative usage person 2 of housing 10 is toward the angle of inclination, right side of user 2, and angle is determined according to the curvature of cambered surface 421; When driver's seat 43 is positioned at the right side of automobile 4, optical imaging device 1 is arranged in the instrument panel seat 41 in driver's seat 43 front, the center line C1 of housing 10 toward left bank one angle, so makes optical imaging device 1 can arrange along the curvature of the cambered surface 421 of windshield 42 relative to the center line C2 of driver's seat 43.

The center line C1 of above-mentioned explanation housing 10 turns right relative to the center line C2 of the driver's seat 43 of automobile 4 or left-oblique angle is determined according to the curvature of the cambered surface 421 of windshield 42, illustrate further in this, the distance (comprising windshield reflective distance) about 1 meter of eyes 21 to the optical imaging device 1 of user 2, the radius of the cambered surface 421 of windshield 42 is under the situation of 1500mm, the center line C1 of the housing 10 of optical imaging device 1 relative to the driver's seat 43 of automobile 4 center line C2 to the right or the angle be tilted to the left about 5 degree.

Consult Fig. 6 again, after optical imaging device 1 is loaded into the instrument panel seat 41 of automobile 4, when optical imaging device 1 comes into operation, display element 110 produces show image 1101, show image 1101 is delivered to the first optical element 113a through reflecting element 111, and produces the show image 1101a (as shown in Figure 2) reduced.The show image 1101a so reduced images in one times of focal length of the second optical element 113b, and produces amplification through the second optical element 113b and the equivalent show image 1101 ' being positioned at a distant place.Finally amplify the also equivalent show image 1101 ' being positioned at a distant place and be passed to reflectance coating 422, reflectance coating 422 reflects and amplifies and the equivalent eyes of show image 1101 ' to user 2 being positioned at a distant place, now user 2 can see that amplifying also equivalence is positioned at show image 1101 ' (virtual image) at a distance, user 2 like this in drive a car 4 time, the focus vision of user 2 is in road conditions at a distance, simultaneously also considerablely look show image 1101 ', also represent that user 2 need not change the focal length of its eyes 21 in driving procedure, namely considerable depending on amplifying and the equivalent show image 1101 ' being positioned at distant place, and learn the information of current automobile 4 (such as: the speed of a motor vehicle through amplifying the also equivalent show image 1101 ' at a distance that is positioned at, oil mass, rotating speed, temperature etc.).

See also Fig. 8, it is another using state figure of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, the pin of each user 2 is long or arm is long different, therefore the distance being sitting in user's 2 to windshield 42 of driver's seat 43 is also different, complete amplification can be seen and the equivalent show image 1101' being positioned at a distant place to make each user 2, the size of the show image 1101 of the display element 110 of the present embodiment can be adjusted, until user 2 watches intactly show image 1101' according to the distance between user 2 and windshield 42.Wherein the built-in processor of the adjustment transmission display element 110 of the area of show image 1101 adjusts.See also the 9th A and nine B to scheme, it is the schematic diagram of the adjustment show image area of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, the display element 110 of the present embodiment has a viewing area 1102, show image 1101 is positioned at viewing area 1102, its area can be less than or equal to the area of viewing area 1102, and the built-in processor of the rea adjusting transmission display element 110 of the show image 1101 of right display element 110 also adjusts according to the distance difference of user's 2 to windshield 42.

During Distance Shortened (Distance Shortened namely between user 2 and the second optical element 113b) when between user 2 and windshield 42, expand the area of the show image 1101 of display element 110 according to the distance between user 2 and windshield 42; Anti-, when the distance when between user 2 and windshield 42 increases (distance namely between user 2 and the second optical element 113b increases), reduce the area of show image 1101 according to the distance between user 2 and windshield 42.

The center on two surfaces of the second optical element 113b of right the present embodiment may because producing error in manufacturing process, namely the center on two surfaces of the second optical element 113b is not positioned at always online, the amplification so making optical imaging device 1 produce also equivalence is positioned at show image 1101 ' the generation skew in a distant place, causes user 2 cannot watch complete amplification and the equivalent show image 1101 ' being positioned at a distant place.Now, refer to Figure 10, user 2 adjusts the show image 1101 of display element 110 in the position of viewing area 1102 according to the side-play amount (side-play amount as X and Y-direction) of the show image 1101 ' amplified, and makes amplification and equivalence is positioned at complete the presenting of show image 1101 ' in a distant place.The built-in processor that the position adjustment of above-mentioned show image 1101 is also through display element 110 is according to amplify and the side-play amount that equivalence is positioned at the show image 1101 ' in a distant place adjusts.

Consult Fig. 1 and Fig. 6 again, the optical imaging device 1 of the present embodiment comprises shell body 12 and an angle-adjusting mechanism 13, shell body 12 is articulated in housing 10, the both sides of housing 10 have a drive-connecting shaft 103 respectively, shell body 12 has two pivoted holes 121 of corresponding two drive-connecting shafts 103, two drive-connecting shafts 103 of housing 10 are articulated in two pivoted holes 121 of shell body 12, to be sheathed on the outside of housing 10, and housing 10 can be rotated by opposite shell body 12.Right angle-adjusting mechanism 13 is arranged in shell body 12, and corresponding housing 10, angle-adjusting mechanism 13 promotes housing 10, and housing 10 is rotated relative to shell body 12, and then adjustment the second optical element 113b is relative to the angle of windshield 42.So user 2 can adjust the angle of the second optical element 113b relative to windshield 42 according to its height through angle-adjusting mechanism 13, intactly amplify and the equivalent show image 1101' being positioned at distant place until user 2 watches.

The angle-adjusting mechanism 13 of right the present embodiment comprises driving element 131 and a pushing member 132, pushing member 132 is arranged at driving element 131, driving element 131 is arranged in shell body 12, one end of pushing member 132 is connected to housing 10, when driving element 131 drives pushing member 132 to advance toward housing 10, to promote housing 10, housing 10 is rotated relative to shell body 12, and then adjustment the second optical element 113b is relative to the angle of windshield 42.So when user 2 is for adjusting the angle of the second optical element 113b relative to windshield 42, as long as start driving element 131.Above-mentioned driving element 131 can be a motor, and pushing member 132 can be a screw rod, and certain angle-adjusting mechanism 13 can be other kenel, repeats no more in this.

Consult Fig. 6 again, and consult Figure 11 simultaneously, it is the schematic diagram of the backlight module of the display element of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, the display element 110 of the present embodiment uses the display element 110 with high brightness, so the backlight module of the display element 110 of the present embodiment uses light-emitting diode (LED) backlight module 1103, light-emitting diode (LED) backlight module 1103 like this can provide the show image 1101 of high brightness, and the show image of the amplification that the optical imaging device 1 of the present embodiment like this produces can clearly allow user see and look.

The optical imaging device 1 of the present embodiment more comprises a sensing element 14 (as: cmos sensor), and sensing element 14 is arranged in automobile 4, the front of such as bearing circle, and is arranged at the outside of the housing 10 of optical imaging device 1.Sensing element 14 can sense the brightness of the external environment condition of optical imaging device 1, display element 110 adjusts the brightness (as shown in figure 11) of light-emitting diode (LED) backlight module 1103 according to ambient brightness and color and adjusts the color of the show image shown by display element 110, and then produces clearly show image 1101.Illustrate further sensing element 14 how sensitive context brightness in this, see also Figure 12, it is the sensing schematic diagram of the sensing element of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, the external environment condition of sensing element 14 pairs of optical imaging devices 1 is taken, and produce an image 5, then on image 5, complex sample point 51 is got, and calculate the mean value of the brightness value of those sampling spots 51, then display element 110 is according to the brightness of mean value adjustment light-emitting diode (LED) backlight module 1103.

Above-mentioned explanation utilizes image 5 to calculate ambient brightness, and adjusts the brightness of light-emitting diode (LED) backlight module 1103 according to ambient brightness.In following explanation how according to image 5 environmental color adjustment display element 110 shown by the color of show image, environmental color judged by its Main Basis image 5, the right color adjusting show image according to the color of show image and the comparison of environmental color, the contrast look of the color and environment colourity of namely carrying out show image changes, for example, time at night, if the environmental color of the image 5 captured is black or dark-coloured system, so can adjust display element 110, allow show image be light tone system.Otherwise time by day or front adularescent car, so captures the environmental color of the image 5 arrived for white or light tone system, so can adjust display element 110, show image is allowed to be dark-coloured system.

Consult Figure 11 again, again because the display element 110 of the optical imaging device 1 of the present embodiment uses light-emitting diode (LED) backlight module 1103, light-emitting diode (LED) backlight module 1103 easily produces high temperature, so a circuit board of the light-emitting diode (LED) backlight module 1103 of the present embodiment uses ceramic substrate 1104, and a heat dissipation element 1105 (as: radiating fin) is set up in the rear end of ceramic substrate 1104, be expelled to outside with the heat produced by light-emitting diode (LED) backlight module 1103, and then reduce the temperature of optical diode backlight module 1103.

Consult Fig. 6 again, the optical imaging device 1 of the present embodiment more comprises an optical sensing module 15, and optical sensing module 15 is arranged at the outside of housing 10, and is positioned at the instrument panel seat 41 of automobile 4, see also Figure 13, it is the enlarged drawing of the a-quadrant of Fig. 6 of the present utility model; As shown in the figure, optical sensing module 15 has a sense terminals 151, the relative horizontal H inclination one first angle a1 of center line C3 of the second optical element 113b, the center line C4 of the sense terminals 151 of an optical sensing module 15 also relative horizontal H tilts the first angle a1, the surface of instrument panel seat 41 is so exposed in the second optical element 113b of optical imaging device 1 and the sense terminals 151 of optical sensing module 15, and towards same direction.

The optical sensing module 15 of the present embodiment comprises right cylinder 152 and a Photosensing Units 153 of hollow, and Photosensing Units 153 is arranged in right cylinder 152, and is positioned at the bottom of right cylinder 152.The top of Photosensing Units 153 is called sense terminals 151.Certain optical sensing module 15 also has other kenel, refers to Figure 14, and the right cylinder of hollow also can be replaced by two thin plates 154, and wherein a thin plate 154 has hole 1541, and the corresponding hole of Photosensing Units 153 is arranged on another thin plate 154; Or the setting of directly omitting right cylinder 151 also can.

Refer to Figure 15, it is the using state figure of the optical sensing module of the optical imaging device of the first embodiment of the present utility model; As shown in the figure, because at least two optical elements 113 of optical imaging device 1 and the Photosensing Units 153 of optical sensing module 15 are towards same direction, the sunshine L of automobile 4 outside is identical relative to the irradiating angle of the Photosensing Units 153 of the second optical element 113b and optical sensing module 15.When the sunshine L of automobile 4 outside passes perpendicularly through the second optical element 113b, sunshine L also can vertical irradiation in the Photosensing Units 153 of optical sensing module 15, because sunshine L passes perpendicularly through the second optical element 113b, sunshine L concentrates on display element 110 along the bang path of show image 1101, cause display element 110 overheated, the exposure of sunshine L that now Photosensing Units 153 accepts will more than a threshold value, namely sensing sunshine L will more than a threshold value to the exposure of the optical imaging device 1 in housing 10, and transmit one first control signal to angle-adjusting mechanism 13, angle-adjusting mechanism 13 receives the first control signal and controls the angle of signal adjustment housing 10 according to first.When housing 10 rotates an angle, change the angle of the second optical element 113b relative to sunshine L, and then change the angle of the second optical element 113b relative to windshield 42, even if the sense terminals 151 of the second optical element 113b of optical imaging device 1 and optical sensing module 15 is without towards same direction, make the sunshine L of automobile 4 outside can not pass perpendicularly through the second optical element 113b, also can not concentrate on display element 110 along the bang path of show image, and then avoid the element in optical imaging device 1 to produce cause thermal damage.

Housing 10 is after angular setting, when the sensed quantity of Photosensing Units 153 is less than threshold value, Photosensing Units 153 produces one second and controls signal and transmit the second control signal to angle-adjusting mechanism 13, angle-adjusting mechanism 13 controls the angle of signal adjustment housing 10 according to second, housing 10 is made to revert to virgin state, even if the sense terminals 151 of the second optical element 113b of optical imaging device 1 and optical sensing module 15 is towards same direction (as shown in Figure 6).

Refer to Figure 16 A and Figure 16 B, it is the using state figure of the shading piece of the optical imaging device of the 4th embodiment of the present utility model; As shown in the figure, above-described embodiment utilizes angle-adjusting mechanism 13 to adjust the angle of housing 10, make that outside sunshine L can not pass perpendicularly through the second optical element 113b and bang path along show image enters in optical imaging device 1, to avoid producing pyrolytic damage in optical imaging device 1.The optical imaging device 1 of right the present embodiment must not adjust the angle of housing 10, also outside sunshine L can be avoided to pass perpendicularly through the second optical element 113b and bang path along show image enters in optical imaging device 1, the optical sensing module 15 of the present embodiment controls switch or the color change of the shading piece 16 that corresponding second optical element 113b is arranged, and the shading piece 16 of the present embodiment is positioned at the top of the second optical element 113b.

The shading piece 16 of right the present embodiment is a window-blind, and when optical imaging device 1 normally uses, shading piece 16 is closed condition, namely without covering the second optical element 113b, makes outside sunshine L can expose in optical imaging device 1 through the second optical element 113b; When optical imaging device 1 cannot normally use, shading piece 16 is starting state, namely covers the second optical element 113b, penetrates the second optical element 113b to intercept outside sunshine L and enters in optical imaging device 1.The shading piece 16 of right the present embodiment is arranged at the opening 100 of housing 10, and is positioned at the top of the second optical element 113b, to cover the second optical element 113b.The shading piece 16 of certain the present embodiment also can be arranged at instrument panel seat 41, and be positioned at the top of the second optical element 113b, shading piece 16 only will be arranged corresponding to the second optical element 113b, namely reaches and can cover the second optical element 113b and intercept or reduce the object that sunshine L enters optical imaging device 1.

When Photosensing Units 153 sense sunlight L exceedes threshold value to the exposure of optical imaging device 1 (i.e. Photosensing Units 153 accept the exposure of sunshine L), namely when outside sunshine L directly passes perpendicularly through the second optical element 113 and enters optical imaging device 1, Photosensing Units 153 produces and transmits the first control signal to shading piece 16, shading piece 16 controls signal according to first and starts, make shading piece 16 for starting state, to cover the second optical element 113, namely intercept outside sunshine L and enter the second optical element 113b (as shown in Figure 16 A).Afterwards, when Photosensing Units 153 sense sunlight L is less than threshold value to the exposure of optical imaging device 1 (i.e. Photosensing Units 153 accept the exposure of sunshine L), also represent that sunshine L does not pass perpendicularly through the second optical element 113b, now, Photosensing Units 153 produces the second control signal and transmits the second control signal to shading piece 16, shading piece 16 controls signal according to second and closes, even if shading piece 16 is closed condition, and then make outside sunshine L pass the second optical element 113b, and optical imaging device 1 can normally be used (as shown in fig 16b).

In addition, refer to Figure 17 A and Figure 17 B, it is the using state figure of the shading piece of the optical imaging device of the 5th embodiment of the present utility model; As shown in the figure, the shading piece 16 of above-described embodiment is window-blind, and the shading piece 16 of the present embodiment to be a display glass substitute window-blind, wherein show glass pours into liquid crystal between two glass, and controlling liquid crystal and changing display glass is pellucidity, translucent or black state.Shading piece 16 is by the control of the Photosensing Units 153 of optical sensing module 15, when Photosensing Units 153 sense sunlight L does not exceed threshold value to the exposure of optical imaging device 1 (i.e. Photosensing Units 153 accept the exposure of sunshine L), namely sunshine L does not directly pass perpendicularly through the second optical element 113b, now shading piece 16 is pellucidity, shading piece 16 is without covering the second optical element 113b, make outside sunshine L can enter optical imaging device 1 through the second optical element 113b, optical imaging device 1 like this can normally use, as seen in this fig. 17b.

When Photosensing Units 153 sense sunlight L exceedes threshold value to the exposure of optical imaging device 1 (i.e. Photosensing Units 153 accept the exposure of sunshine L), namely sunshine L directly passes perpendicularly through the second optical element 113b, now shading piece 16 may be selected to be translucent or black state, as shown in Figure 17 A, when shading piece 16 is translucent, outside sunshine L enters optical imaging device 1 exposure through the second optical element 113b can be reduced, enter to reduce sunshine L the pyrolytic damage that optical imaging device 1 produces; When shading piece 16 is black state, the second optical element 113b can be covered, enter in optical imaging device 1 to intercept outside sunshine L.The shading piece 16 of right the present embodiment also can be arranged in housing 10, and be positioned at the below of the second optical element 113b, shading piece 16 only will be arranged corresponding to the second optical element 113b, also can reach to intercept or reduce outside sunshine L to enter in optical imaging device 1, as shown in figure 18.The shading piece 16 of the present embodiment also can be substituted by an one-way glass.

Above-mentioned 4th embodiment is when to the 7th embodiment, all in user's driving procedure, the exposure of sunshine L to optical imaging device 1 exceedes threshold value; angle or the startup shading piece 16 of adjustment housing 10 cover the second optical element 113b; it is another when automobile 4 does not use; also adjustable housing 10 angle or start shading piece 16 cover the second optical element 113b; to protect optical imaging device 1, the element in optical imaging device 1 is avoided to produce pyrolytic damage.

The optical sensing module 15 of right above-described embodiment is all arranged at the outside of housing 10, and be separated with housing 10, see also Figure 19, certain optical sensing module 15 also can directly be connected with housing 10, firm housing 10 according to user to windshield 42 distance rotate time, optical sensing module 15 also can rotate with housing 10 simultaneously and adjusts the sense terminals 151 of optical sensing module 15 and the second optical element 113b towards same direction, with the exposure of accurate sense sunlight L to optical imaging device.

Refer to Figure 20, it is the sectional view of the optical imaging device of the 8th embodiment of the present utility model; As shown in the figure, first optical element 113a of the optical imaging device 1 of the present embodiment and the second optical element 113b is not corresponding to be arranged, first optical element 113a is arranged at the side of the second optical element 113b, and namely the second optical element 113b is not located immediately on the image path of the first optical element 113a.And between the first optical element 113a and the second optical element 113b, be provided with a reflecting element 111, reflecting element 115 is positioned on the image path of the first optical element 113a, to make the image path of the first optical element 113a be bending, and then the second optical element 113b is positioned on the image path of the first optical element 113a.The first optical element 113a of the present embodiment and the disposing way of the second optical element 113b can be avoided the image path of the image path of the first optical element 113a and the second optical element 113b interlaced and affect the display quality of the show image of last amplification.

Refer to Figure 21, it is sectional view and the imaging schematic diagram of the optical imaging device of the 9th embodiment of the present utility model; As shown in the figure, the second optical element 113b of the optical imaging device 1 of the present embodiment uses concave mirror, and is arranged in housing 10, and the opening 100 of contiguous housing 10.Show image 1101 shown by display element 110 produces a show image 1101a reduced through the first optical element 113a, the show image 1101a reduced images in the focal length of the second optical element 113b, and producing a visually amplification and the equivalent show image 1101 ' being positioned at a distant place through the second optical element 113b, user like this can see amplification through optical imaging device 1 and the equivalent show image 1101 ' being positioned at a distant place.The opening 100 of right housing 10 can arrange a transparency cover 116, and the upper and lower surface of transparency cover 116 can be coated with a rete 1161 respectively, amplifies and the equivalent distortion being positioned at the show image 1101 ' in a distant place to compensate.One of transparency cover 116 can certainly be selected to be coated with rete 1161 on the surface; Or transparency cover 116 is replaced into transparent curved surface lid, compensates and amplify and the equivalent distortion being positioned at the show image 1101 ' in a distant place, repeat no more in this.

The shape of the second optical element in right first embodiment, housing is arranged along the curvature of windshield, according to user in the angle of the height control housing of driver's seat or the area adjusting show image, according to amplify and equivalence is positioned at the side-play amount of the show image in a distant place and adjusts the position of show image, the structure of backlight module, the brightness of the ambient brightness adjustment backlight module sensed according to sensing element, the sunshine sensed according to optical sensing module adjusts the angle of housing or controls shading piece and cover the optical imaging device that the technical characteristics such as optical imaging device all can be used for the 8th embodiment and the 9th embodiment to the exposure of optical imaging device, repeat no more in this.

In sum, the utility model provides a kind of optical imaging device, and optical imaging device of the present utility model has following feature:

1. optical imaging device of the present utility model can pass through the first optical element and first reduces show image shown by display element, then amplify through the second optical element the show image that the first optical element reduces, make optical imaging device generation amplify the also equivalent focal length being positioned at the show image in a distant place to be positioned at a distance, the focal length that need not change eyes when allowing user watch a distant place also can see the show image of amplification simultaneously.The size of the display element of optical imaging device of the present utility model can increase simultaneously, and the volume of optical imaging device can be controlled, preferably, the size of display element is more than or equal to 1.8 inch, and the optical path total length of display element to the second optical element is less than or equal to 50 centimeters.

2. optical imaging device of the present utility model uses at least two optical elements, to shorten the distance of display element at least two optical elements, and then shortens the volume of optical imaging device.

3. the width of the second optical element of optical imaging device of the present utility model is greater than the spacing of two of user, allows the eyes of user can watch the show image of amplification simultaneously.Right first optical element and the second optical element design orthogonal, to reduce the volume of optical imaging device.

4. optical imaging device of the present utility model can be applicable to the vehicles, its cambered surface along windshield is arranged, make the center line of optical imaging device relative to the centerline dip of the direct-view of user, effectively avoid the situation of the show image generation distortion of optical imaging device.

5. optical imaging device of the present utility model can utilize angle-adjusting mechanism to adjust the angle of the second optical element relative to windshield of optical imaging device according to the height difference of user, and then allows user watch the show image of complete amplification.

6. optical imaging device of the present utility model can adjust the size of the area of the show image of display element to the distance difference of windshield according to user, and then watches the show image of complete amplification.

7. optical imaging device of the present utility model according to the position of the show image of the side-play amount adjustment display element of show image, and then can watch the show image of complete amplification.

8. the display element of optical imaging device of the present utility model uses light-emitting diode (LED) backlight module, to produce the show image of high brightness.Optical imaging device of the present utility model more comprises sensing element, the brightness of sensing element sensitive context and brightness, display element adjusts brightness and the color of light-emitting diode (LED) backlight module according to ambient brightness and color, and then the show image that optical imaging device is produced clearly presents.

9. the light-emitting diode (LED) backlight module of the display element of optical imaging device of the present utility model uses ceramic substrate to be circuit board, and radiating fin is set in the side of light-emitting diode (LED) backlight module, to dispel the heat to the light-emitting diode (LED) backlight module producing high temperature.

10. optical imaging device of the present utility model has optical sensing module, the exposure of optical imaging device is exposed to through optical sensing module sense sunlight, if it exceedes threshold value, then adjust the angle of housing or cover shading piece in the second optical element of optical imaging device, be incident upon the exposure of optical imagery module to reduce solar irradiation or intercept sunshine and directly expose to optical imagery module through the second optical element, and then making the element of optical imagery module produce cause thermal damage.Optical sensing module can be connected with the housing of optical imaging device, so can optical sensing module be driven to rotate along with housing into rotation, and automatically makes the sense terminals of optical sensing module and the second optical element towards same direction.

Above is only preferred embodiment of the present utility model, not be used for limit the utility model implement scope, all equalizations of doing according to shape, structure, feature and the spirit described in the utility model right change and modify, and all should be included in right of the present utility model.

Claims

1. an optical imaging device, is characterized in that, it comprises:

One housing;

One first optical element, it is arranged in this housing;

One second optical element, it is arranged in this housing, and is positioned on the image path of this first optical element; And

One display element, it is arranged at outside the two focus length of this first optical element, and images in the focal length of this second optical element, visually amplifies and the equivalent show image being positioned at distant place to produce.

2. optical imaging device as claimed in claim 1, it is characterized in that, wherein this first optical element and this second optical element are respectively convex lens.

3. optical imaging device as claimed in claim 1, it is characterized in that, wherein this first optical element is convex lens, and this second optical element is a concave mirror.

4. optical imaging device as claimed in claim 3, is characterized in that, more comprise:

5. optical imaging device as claimed in claim 3, is characterized in that, more comprise:

6. optical imaging device as claimed in claim 1, is characterized in that, more comprise:

7. optical imaging device as claimed in claim 1, it is characterized in that, wherein the width of this second optical element is greater than the spacing of two an of user.

8. optical imaging device as claimed in claim 1, it is characterized in that, wherein this housing is arranged in an instrument panel seat of an automobile, and this housing is arranged along the curvature of a windshield of this automobile.

9. optical imaging device as claimed in claim 8, is characterized in that, wherein this display element foundation one user is to the size of the distance adjustment show image of this windshield.

10. optical imaging device as claimed in claim 1, is characterized in that, wherein this display element is according to visually amplifying and the equivalent position being positioned at the side-play amount adjustment show image of show image at a distance.

11. optical imaging devices as claimed in claim 1, is characterized in that, more comprise:

One shell body, its both sides have two pivoted holes respectively, and two drive-connecting shafts of this housing are articulated in this two pivoted hole; And

12. optical imaging devices as claimed in claim 11, it is characterized in that, wherein this angle-adjusting mechanism comprises:

One driving element, it arranges in this shell body; And

13. optical imaging devices as claimed in claim 1, is characterized in that, more comprise:

14. optical imaging devices as claimed in claim 1, is characterized in that, more comprise:

15. optical imaging devices as claimed in claim 14, it is characterized in that, wherein this optical sensing module connects this housing, during this housing into rotation, this housing drives this optical sensing module to rotate simultaneously, and the center line making this sense terminals and this second optical element this angle of this horizontal plane all relatively, and make this sense terminals automatically with this second optical element towards same direction.

16. optical imaging devices as claimed in claim 15, is characterized in that, more comprise:

One shading piece, it is to arranging by the second optical element;

Wherein this optical sensing module senses outside sunshine to the exposure of this optical imaging device more than a threshold value, and this optical sensing module transmits one and controls signal to this shading piece, and this shading piece covers this second optical element according to this control signal.

17. optical imaging devices as claimed in claim 16, is characterized in that, wherein this shading piece is a window-blind, display glass or an one-way glass.