CN204863866U - Freely control other photographic light source device of dental chair of reflection of light position - Google Patents
Freely control other photographic light source device of dental chair of reflection of light position Download PDFInfo
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- CN204863866U CN204863866U CN201520501269.8U CN201520501269U CN204863866U CN 204863866 U CN204863866 U CN 204863866U CN 201520501269 U CN201520501269 U CN 201520501269U CN 204863866 U CN204863866 U CN 204863866U
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Abstract
The utility model discloses a freely control other photographic light source device of dental chair of reflection of light position. The device includes T type support, two light sources, light source decoration auxiliary, T type support includes telescopic vertical rod, horizontal pole, and wherein the horizontal pole both ends respectively are equipped with a horizontal slide rail, two horizontal slide rail contactlesss and at on -line always, the bottom of light source and the one end fixed connection of mounting, the other end of mounting is located on the horizontal slide rail, and light source accessible mounting freely removes along the slide rail level, light source decoration auxiliary can be dismantled with the flash light lamp holder lateral surface of light source and be connected, and the reflection of light face that the auxiliary was modified to the light source is just to the flash light lamp holder. The device provide three kinds of light sources the illuminating effect and according to dentistry aesthstic photographic actual demand made optimization, need not multiple light source when taking the aesthstic photo of dentistry and alternately use, also avoided the not different problem of photo color simultaneously of light source in more convenient on using.
Description
Technical field
This utility model belongs to photo illumination technical field, relates to a kind of other photographic light source device of dental chair freely controlling reflective position.
Background technology
Stomatology more and more payes attention to record and the analysis of patient teeth's image in recent years, and dentist is efficiently linked up by these images and patient/technician.Present most of dentist adopts the conventional light source of macroshot to take, and specifically comprises following 2 kinds:
1. traditional medicine photography microspur flash lamp (as doughnut-shaped flash lamp, double end flash lamp)
Theory structure: before being installed on camera lens, distribution of light sources as far as possible close to camera lens optical axis (angle 5-10 degree) to provide Uniform Illumination.
Purposes: shooting at close range small objects is as tooth; The unapproachable blind chamber of shooting environmental light is as oral cavity and throat etc.; Select to have when equipment and also can be used in limited time taking patient face phase photo.
Advantage: uniform illumination during shooting small objects.
Shortcoming: lack third dimension during shooting small objects, the minute surface secondly facing having light source is reflective, affect presenting of colorimetric and dental surface details, moreover taking patient face phase time has factitious annular shade.And the weight of this flash lamp own reaches about 500g, the hand-held weight of camera is increased.
2. be arranged on the double end flash bracket+reflective shovel on camera trivets screw socket
Theory structure: on the screw socket that support installing carries at camera body, removed by light source from optical axis, final irradiating angle becomes 30-60 degree angle with optical axis about, the enlarged areas of flash lamp point source is then area source by reflective shovel.
Purposes: shooting Dental Aesthetic photo, is also used for taking patient face phase photo when equipment selection has in limited time.
Advantage: dental surface is reflective when irradiating angle and optical axis included angle are greater than 45 degree is positioned at tooth both sides, and third dimension is good and reflective position does not affect dentistry colorimetric.
Shortcoming: the distance 1, first increasing double end flash lamp and reference object can reduce its lighting power, after secondly using the bright finish of reflective chipping decorations double end flash lamp, its power can decline further.This makes this device situation of emergent power deficiency during dental film before shooting, need the light sensitivitys improving camera to come compensatory, and super-sens can cause the increase of picture particle sense to reduce image quality simultaneously.2, this flash lamp itself adds that accessory can increase the weight of about 1000g.3, when camera changes composition, angle and the power of light source irradiation all can change thereupon, increase use difficulty and uncontrollability.4, take patient's portrait time effect make moderate progress but still nature.
Adopt the conventional light source of macroshot to take from the above, the image data of acquisition cannot meet the photographing request of growing aesthstic dentistry to tooth color and form.
Nowadays also some dentist adopts studio's flash lamp, in order to obtain close to the tooth photo of commercial advertisement photography effect and patient's portrait:
Theory structure: use for reference commercial shoot, utilizes power light source and large bright finish to obtain high-quality image.
Purposes: take desirable patient's portrait photo and the front dental film of commercialization.
Advantage: light source area is very large, can obtain desirable patient's portrait photo and the outstanding tooth photo of aesthetic effect.Light source and fuselage are independently arranged, and user only need grip camera.
Shortcoming: 1, excessive bright finish also can weaken the third dimension of tooth, during shooting labial teeth, the continuous gloss of dental surface can cover the anatomical structures such as its surface fine crack, also cannot take backteeth.2, floor space greatly cannot in dental clinic or the other use of tooth chair, and the place and the time cost that arrange separately shooting space are also high.
So far aesthetics is had to the dentist of pursuit, at least more than choice for use in three kinds two kinds can meet dental clinic and affect demand, namely adopt different light sources to meet specific use, and do not meet all clinical demands by a light source.In this case most distinct issues are because light source color temperature is different, and the colors of image that final identical tooth obtains also can be different.
Summary of the invention
The purpose of this utility model is the deficiency for above-mentioned technology, provides a kind of other photographic light source device of dental chair freely controlling reflective position, meets whole demands (face phase, labial teeth aesthetics, backteeth) of dental photography.
This utility model device comprises T-shaped support, two light sources, light sources modify auxiliary; Described T-shaped support comprises telescopic vertical rod, cross bar, and wherein cross bar two ends are respectively provided with a horizontal slide rail, and two horizontal slide rails do not contact and in a straight line; The bottom of light source is fixedly connected with one end of fixture, and the other end of fixture is located on horizontal slide rail, and light source moves freely along slide rail level by fixture; The flash lamp lamp holder lateral surface that described light source modifies auxiliary and light source removably connects, and light source modifies the reflective surface of auxiliary just to flash lamp lamp holder, flash lamp original comparatively small light source area (in limited space) is made to expand light source area needed for reality to;
Described scalable vertical rod is flexibly connected by articulation structure with cross bar, can realize cross bar 90 degree of flat turns, makes on cross bar two light sources can be positioned at the head both sides of patient;
Described light source is modified auxiliary and is comprised light-passing board, the first reflector, the second reflector, connecting plate, and light source is rectangular configuration after modifying auxiliary expansion; Light-passing board while removably connect with the flash lamp lamp holder lateral surface of light source, the another side of light-passing board and the first reflector while be connected, the another side of the first reflector and the second reflector while be connected, the another side of the second reflector and connecting plate while be connected, the another side of connecting plate and the flash lamp lamp holder lateral surface of light source removably connect;
Two described light sources modify the light-passing board of auxiliary in use all near patient oral cavity, and towards patient oral cavity;
The second described reflector is relative with the flash lamp lamp holder of light source, and the light that light source is sent just in time drops on the second reflector, and the angle α that the emergent light that sends of light source and the second reflector are formed is 15 ° ~ 75 °, is preferably 30 ° ~ 60 °;
Described light-passing board is the rectangular planes plate of transparency 95 ﹪ ~ 50 ﹪, is more than or equal to light-source lamp holder length with the length of light-source lamp holder contact edge (being broadside); Preferred length and wide size are respectively 8cm ~ 20cm, 12cm;
First, second described reflector is the rectangular planes plate of transparency 0 ﹪, and color is neutral, and the first reflector is identical with the fillet length of the second reflector, and the first reflector is identical with the fillet length of light-passing board;
Described connecting plate is the rectangular planes plate of transparency 95 ﹪ ~ 50 ﹪, and connecting plate is identical with the length of the second reflector fillet;
Further, described horizontal slide rail is provided with scale, is convenient to fixture quantitative shift position symmetrically on slide rail;
Further, described light source uses hot shoe flash lamp, and index GN (during ISO100) is greater than 20, and the length from hot shoe to lamp holder should be greater than 10cm;
Further, described telescopic vertical rod can realize the height change of 30-190cm;
Further, the described maximum spacing of two light sources on horizontal slide rail is 25 ~ 50cm, is preferably 38 ~ 40cm; Minimum spacing is 4 ~ 6cm, is preferably 5cm;
When light source is positioned at minimum spacing position on horizontal slide rail, the light that two light sources are sent is as far as possible parallel; When light source is positioned at maximum spacing position on horizontal slide rail, two light sources are placed in patients head both sides respectively, and the light that light source is sent is 40 ~ 70 ° with the angle β that formed of target tooth surface after the second reflector reflection, and are reflectively positioned at tooth both sides;
Further, described light source is modified auxiliary and is connected with the flash lamp lamp holder lateral surface of light source by VELCRO.
Compared with prior art, the beneficial effect that has of this utility model:
When using microspur photoflash photography, reference object loses third dimension because in uniform light does not have shade, and tooth visually can seem wider; The angle that during use this utility model, light irradiates is free and light source area after modifying is desirable, and shooting effect is closer to finding of naked eye.Because microspur flash light source is positioned on optical axis, light source is in the reflective reduction that can affect color of teeth and mesostructure of dental surface; Use during this utility model and can optimize light angle according to different demand.Shooting patient face adopt the little bright finish of microspur flash power little mutually, effect not as good as high power hot shoe flash lamp in this utility model by ray cast to ceiling overflow transmitting lighting system.This utility model adopts light source and camera independently, and is fixed on support, reduces and grips weight.
When using double end flash bracket and reflective shovel, the reflective microspur flash lamp of comparing of shooting tooth wants more controlled, but reflective position still can change with the change of the focusing Distance geometry shooting angle of camera; This utility model makes light source and dental surface be relatively-stationary position relationship, and focusing reduces to minimum from the change of change and shooting angle to reflective position and/or successional impact.Problem and the microspur flash lamp of double end flash bracket cooperation reflective shovel generation during shooting patient's portrait are similar, and this utility model can address this problem.Light source moves on to support from camera by last this utility model, reduces and grips about weight 1000g.
Using during studio's flash lamp needs patient to leave tooth chair or clinic, enters special independence shooting space; This utility model can realize the shooting completing all Dental esthetic photos on tooth chair and/or in clinic.In addition this utility model takes into full account the light source area being applicable to performance tooth fine structure, compare the limitation that studio's flash lamp can not take rear dental film, the hot shoe flash lamp modified through adnexa can provide sufficient for labial teeth and backteeth shooting simultaneously and be rich in the illumination of texture.Last this utility model floor space is little, is positioned at 12 o'clock of tooth chair position during use, can be placed in tooth chair 1-2 o'clock position ready access upon use when not using.
This utility model device provides the illuminating effect of above-mentioned three kinds of light sources and has made optimization according to the actual demand of Dental esthetic photography, without the need to various light sources cross-reference during shooting Dental esthetic photo, it also avoid while convenient on using light source different time photographic quality different problem.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model device;
Fig. 2 is the structural representation of T-shaped support; Wherein a is horizontal slide rail, and b is that light source is positioned at maximum spacing position, and c is that the symmetry of light source on horizontal slide rail moves;
Fig. 3 is the flat turn structural representation of T-shaped support;
Fig. 4 is the top view of this utility model device work process 1;
Fig. 5 is the structural representation that light source modifies auxiliary; Wherein a is the light source modification auxiliary after launching, and b is that the light source of using state modifies auxiliary;
Fig. 6 is the structural representation of T-shaped support; Wherein a is the graduated horizontal slide rail of band, and b is the position of light source between maximum spacing and minimum spacing;
Fig. 7 is the front view of this utility model device work process 1;
Fig. 8 is the design sketch of taking pictures of embodiment 1;
Fig. 9 is the design sketch of taking pictures of embodiment 2;
Figure 10 is the design sketch of taking pictures of embodiment 3;
Wherein 1 is T-shaped support, and 1-1 is vertical rod, and 1-2 is cross bar, and 1-2-1 is horizontal slide rail, and 2 is light source, and 3 is light source modification auxiliary, and 3-1 is light-passing board, and 3-2 is the first reflector, and 3-3 is the second reflector, and 3-4 is connecting plate, and 3-5 is VELCRO, and 4 is fixture.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further analyzed.
As shown in Figure 1, this utility model device comprises T-shaped support 1, two light sources 2, light source modifies auxiliary 3; As shown in Figure 2, described T-shaped support comprises telescopic vertical rod 1-1, cross bar 1-2, and wherein cross bar 1-2 two ends are respectively provided with a horizontal slide rail 1-2-1, and two horizontal slide rail 1-2-1 do not contact and in a straight line; The bottom of light source 2 is fixedly connected with one end of fixture 4, and the other end of fixture 4 is located on horizontal slide rail 1-2-1, and light source 2 moves freely along the horizontal 1-2-1 of slide rail by fixture 4; Described light source is modified auxiliary 3 and is removably connected with the flash lamp lamp holder lateral surface of light source 2, and light source modifies the reflective surface of auxiliary 3 just to flash lamp lamp holder, flash lamp original comparatively small light source area (in limited space) is made to expand light source area needed for reality to;
Described scalable vertical rod 1-1 is flexibly connected by articulation structure with cross bar 1-2, can realize cross bar 90 ° of flat turns (Fig. 3), makes on cross bar two light sources can be positioned at the head both sides (Fig. 4) of patient;
As shown in Figure 5, described light source is modified auxiliary 3 and is comprised light-passing board 3-1, the first reflector 3-2, the second reflector 3-3, connecting plate 3-4, is rectangular configuration after light source modification auxiliary 3 launches; Light-passing board 3-1's while removably connect with the flash lamp lamp holder lateral surface of light source 2, the another side of light-passing board 3-1 and the first reflector 3-2's while be connected, the another side of the first reflector 3-2 and the second reflector 3-3's while be connected, the another side of the second reflector 3-3 and connecting plate 3-4's while be connected, the another side of connecting plate 3-4 and the flash lamp lamp holder lateral surface of light source 2 removably connect;
Two described light sources modify the light-passing board 3-1 of auxiliary 3 in use all near patient oral cavity, and towards patient oral cavity;
The second described reflector 3-3 is relative with the flash lamp lamp holder of light source 2, the light that light source 2 is sent just in time drops on the second reflector 3-3, and the angle α that the emergent light that sends of light source 2 and the second reflector 3-3 are formed is 15 ° ~ 75 °, be preferably 30 ° ~ 60 ° (as shown in Figure 5);
Described light-passing board 3-1 is the rectangular planes plate of transparency 95 ﹪ ~ 50 ﹪, is more than or equal to light-source lamp holder length with the length of light source 2 lamp holder contact edge (being broadside); Preferred length and wide size are respectively 8cm ~ 20cm, 12cm;
Described first, second reflector 3-2,3-3 are the rectangular planes plate of transparency 0 ﹪, and color is neutral, and the first reflector 3-2 is identical with the fillet length of the second reflector 3-3, and the first reflector 3-2 is identical with the fillet length of light-passing board 3-1;
Described connecting plate 3-4 is the rectangular planes plate of transparency 95 ﹪ ~ 50 ﹪, and connecting plate 3-4 is identical with the length of the second reflector 3-3 fillet;
Further, described horizontal slide rail 1-2-1 is provided with scale 1-2-3 (Fig. 6), is convenient to fixture 4 quantitative shift position symmetrically on slide rail 1-2-1;
Further, described light source 2 uses hot shoe flash lamp, and index GN (during ISO100) is greater than 20, and the length from hot shoe to lamp holder should be greater than 10cm;
Further, described telescopic vertical rod 1-1 can realize the height change of 30-190cm;
Further, as shown in Figure 2, the described maximum spacing of two light sources 2 on horizontal slide rail 1-2-1 is 25 ~ 50cm, is preferably 38 ~ 40cm; Minimum spacing is 4 ~ 6cm, is preferably 5cm;
When light source 2 is positioned at minimum spacing position on horizontal slide rail 1-2-1, the light that two light sources 2 are sent is as far as possible parallel; When light source 2 is positioned at maximum spacing position on horizontal slide rail 1-2-1, two light sources 2 are placed in patients head both sides respectively, the light that light source 2 is sent is 40 ~ 70 ° (Fig. 7) with the angle β that formed of target tooth surface after the second reflector 3-3 reflects, and is reflectively positioned at tooth both sides;
Further, described light source is modified auxiliary 3 and is connected with the flash lamp lamp holder lateral surface of light source 2 by VELCRO 3-5;
This utility model device can realize different illuminating effect by regulating vertical rod 1-1 highly to change from light source 4 spacing, as follows:
Work process 1:(obtains the reflective effect being positioned at target tooth both sides)
1), on the flat sleeping tooth chair of patient, retract bicker by drag hook, adjustment makes facing be parallel to ground;
2) telescopic vertical rod 1-1 is placed near the patient crown, movable on patient facial region's center line direction, and two light sources 2 are positioned at the maximum spacing position on horizontal slide rail 1-2-1, make two light sources 2 relatively patients head be symmetrical arranged, make the central point of the light-passing board 3-1 lower edge of flash lamp and patient's nose on a horizontal line simultaneously;
3) regulate light-passing board 3-1, make it perpendicular to ground;
4) by regulating vertical rod 1-1 highly to allow light-passing board 3-1 not affect drag hook use near patient facial region as far as possible.
Result is that on the photo now taken, the reflective of target tooth is positioned near the embrasures of both sides; On facial center line direction movable also can optimize reflective at gingiva end or the particular location cutting end.
Work process 2:(obtains the trickle form of reflective continuous reflection dental surface)
1), on the flat sleeping tooth chair of patient, retract bicker by drag hook, adjustment makes facing be parallel to ground
2) telescopic vertical rod 1-1 is placed near the patient crown, movable on patient facial region's center line direction, and two light sources 2 are positioned on the minimum spacing position on horizontal slide rail 1-2-1, now the modification adnexa light-passing board 3-1 of both sides be parallel to ground and be connected, relatively patients head be symmetrical arranged;
3) moving up and down vertical rod 1-1 makes within the scope of modification adnexa distance objective facing 15-25cm;
4) the slight rotary head of the patient of advising as undesirable in reflective position and/or new line are bowed and are realized fine setting;
Result is on the photo of shooting, and target tooth surface has almost coherent reflective in order to intuitively to reflect the trickle morphosis of dental surface.
Work process 3:(obtains gingiva color and luster quality and meets periodontal specialty diagnosis)
1), on the flat sleeping tooth chair of patient, retract bicker by drag hook, adjustment makes facing be parallel to ground
2) telescopic vertical rod 1-1 is placed near the patient crown, movable on patient facial region's center line direction, and two light sources 2 are positioned at maximum spacing on horizontal slide rail 1-2-1 and minimum spacing centre position, make two light sources 2 relatively patients head be symmetrical arranged, make the central point of the light-passing board 3-1 lower edge of flash lamp and patient's nose on a horizontal line simultaneously;
3) regulate light-passing board 3-1, make itself and ground be 30 ~ 45 ° of angles, two light sources move along slide rail 1-2-1 to center simultaneously, ensure that the relative patients head of two light sources 2 is symmetrical arranged, until shooting picture edge appears in light-passing board 3-1 simultaneously;
4) by regulating vertical rod 1-1 highly to allow light-passing board not affect drag hook use near patient facial region as far as possible.
Result is that on the photo of shooting, the color and luster quality of gingival areas meets periodontal specialty diagnosis needs.
Embodiment 1. obtains the reflective colorimetric photo being positioned at tooth both sides
Patient is flat to crouch on tooth chair, and the lip side setting level the target tooth of the shooting that the adjustment of tooth chair is rested the head on and patients head makes is parallel to ground; Now 90 ° turn cross bar and vertical rod are placed in patient 12 o'clock position;
Cross bar makes two light sources 2 move and provide symmetric illumination thereon by the graduated horizontal slide rail of band;
Electrodeless movement can freely control reflective position and intensity, and scale label is convenient to repetition and is exchanged;
The light-passing board semi permeability that light source modifies auxiliary 3 can make light therethrough and provide secondary soft light effect; The neutral paperboard that first reflector transparency is extremely low makes flash lamp direct projection light source be converted to the wide source of diffuse-reflectance; Light-passing board and the first reverse reflector structure make flash lamp direct projection small light source in limited space be converted to large area source;
Flash lamp is positioned at slide rail both sides outermost end, and light source modifies auxiliary 3 light-passing board all towards inner side (namely towards patient) and vertical ground;
Vertical rod uses 3 ~ 4 joint telescoping shoring columns cross bar changes within the scope of 30 ~ 190cm above it, and now adjust vertical rod and make light-passing board lower edge be positioned at patient's nose height up and down, movable vertical rod makes light-passing board lower edge mid point flush patient's nose.
Because the irregular high light of dental surface can judge the identification of color below enamel because of impact, use this device reflective position and size can be controlled in the region not affecting colorimetric.
Embodiment 1 obtains the reflective colorimetric photo being positioned at tooth both sides as shown in Figure 8, the reflective part surface being positioned at tooth in Fig. 8 a, reflective position and size random, in Fig. 8 b near the reflective embrasures being positioned at tooth, reflective form is thin-line-shaped.
Embodiment 2. obtains continuous light-reflecting and embodies dental surface fine structure
Patient is flat to crouch on tooth chair, and the lip side setting level the target tooth of the shooting that the adjustment of tooth chair is rested the head on and patients head makes is parallel to ground; Now 90 ° turn cross bar and vertical rod are placed in patient 12 o'clock position;
First rotating flash lamp makes modification adnexa light-passing board be parallel to ground;
Then symmetrical mobile both sides fixture makes flash lamp draw close to center until modify adnexa and draw close completely;
Movable vertical rod makes the light-passing board of modification adnexa be positioned at directly over patient oral cavity;
Moving up and down vertical rod makes within the scope of modification adnexa distance objective facing 15-25cm;
The slight rotary head of patient and/or new line can be advised when shooting results is as above schemed to bow and to realize reflective fine setting.
Embodiment 2 obtains continuous light-reflecting and embodies dental surface fine structure as shown in Figure 9, the reflective part surface being positioned at tooth in Fig. 9 a, reflective position and size random, reflectively in Fig. 9 b to be positioned on the whole surface of tooth, to express fine structure continuously.
Embodiment 3. obtains the best texture of gingiva and the shooting in backteeth region
Patient is flat to crouch on tooth chair, and the lip side setting level the target tooth of the shooting that the adjustment of tooth chair is rested the head on and patients head makes is parallel to ground; Now 90 ° turn cross bar and vertical rod are placed in patient 12 o'clock position;
First rotating flash lamp makes modification adnexa light-passing board and ground be 30 ~ 45 °;
Then flash lamp is made to draw close symmetrically towards center until modify adnexa spacing to be less than 5cm;
Movable vertical rod makes the light-passing board of modification adnexa be positioned at directly over patient oral cavity;
Moving up and down vertical rod makes within the scope of modification adnexa distance objective facing 10-20cm;
The position that now dental surface is reflective and the uncontrollable but applicable performance gingiva texture of seriality;
Simultaneously this configuration mode is convenient to more light and is entered oral cavity and be conducive to the shooting of backteeth region;
Flash lamp fixing and distance relative to patient's mouth position is closely conducive to playing its power;
In addition high 4 ~ 8 times of sufficiencies of illumination of the power ratio microspur/double end flash lamp of hot shoe flash lamp;
Embodiment 3 obtains the shooting in the best texture of gingiva and backteeth region as shown in Figure 10, reflective or the random distribution on figure Tooth surface, contrast color and mesostructure are expressed without helping, and gingiva color and luster texture meets periodontal section needs, express fully the distributed number of gingival stippling structure.
Embodiment 4. obtains desirable patient's portrait photo and product photo
Patient end is seated on chair, and product is then placed on clinic desktop;
First 90 ° of rotating horizontal poles make flash lamp lamp holder towards ceiling;
Movable vertical rod makes itself and photographic subjects distance 1-2 rice;
Move left and right the third dimension of vertical rod adjustment shooting effect, more more weak close to axis third dimension.
Above-described embodiment is not that this utility model is not limited only to above-described embodiment for restriction of the present utility model, as long as meet this utility model requirement, all belongs to protection domain of the present utility model.
Claims (10)
1. freely control the other photographic light source device of dental chair of reflective position, it is characterized in that comprising T-shaped support, two light sources, light sources modify auxiliary; Described T-shaped support comprises telescopic vertical rod, cross bar, and wherein cross bar two ends are respectively provided with a horizontal slide rail, and two horizontal slide rails do not contact and in a straight line; The bottom of light source is fixedly connected with one end of fixture, and the other end of fixture is embedded in horizontal slide rail, and light source moves freely along slide rail level by fixture; The flash lamp lamp holder lateral surface that described light source modifies auxiliary and light source removably connects, and light source modifies the reflective surface of auxiliary just to flash lamp lamp holder, makes flash lamp original in the light source area needed for small light source enlarged areas to reality.
2. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 1, it is characterized in that described light source is modified auxiliary and comprised light-passing board, the first reflector, the second reflector, connecting plate, light source is rectangular configuration after modifying auxiliary expansion; Light-passing board while removably connect with the flash lamp lamp holder lateral surface of light source, the another side of light-passing board and the first reflector while be connected, the another side of the first reflector and the second reflector while be connected, the another side of the second reflector and connecting plate while be connected, the another side of connecting plate and the flash lamp lamp holder lateral surface of light source removably connect;
The second described reflector is relative with the flash lamp lamp holder of light source, and the light that light source is sent just in time drops on the second reflector, and the angle α that the emergent light that sends of light source and the second reflector are formed is 15 ° ~ 75 °.
3. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 1 or 2, it is characterized in that described scalable vertical rod is flexibly connected with cross bar, cross bar 90 degree of flat turns can be realized, make on cross bar two light sources can be positioned at the head both sides of patient;
Described light source uses hot shoe flash lamp, and during ISO100, index GN is greater than 20, and the length from hot shoe to lamp holder should be greater than 10cm;
Described horizontal slide rail is provided with scale, is convenient to fixture quantitative shift position symmetrically on slide rail;
Described telescopic vertical rod can realize the height change of 30 ~ 190cm.
4. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 2, it is characterized in that the second described reflector is relative with the flash lamp lamp holder of light source, the light that light source is sent just in time drops on the second reflector, and the angle α that the emergent light that sends of light source and the second reflector are formed is 30 ° ~ 60 °.
5. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 2, it is characterized in that two described light sources modify the light-passing board of auxiliary in use all near patient oral cavity, and towards patient oral cavity;
Described light-passing board is the rectangular planes plate of transparency 95 ﹪ ~ 50 ﹪, is more than or equal to light-source lamp holder length with the length of light-source lamp holder contact edge;
First, second described reflector is the rectangular planes plate of transparency 0 ﹪, and color is neutral, and the first reflector is identical with the fillet length of the second reflector, and the first reflector is identical with the fillet length of light-passing board;
Described connecting plate is the rectangular planes plate of transparency 95 ﹪ ~ 50 ﹪, and connecting plate is identical with the length of the second reflector fillet.
6. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 5, it is characterized in that described light-passing board length is respectively 8cm ~ 20cm, 12cm with wide size.
7. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 1 or 2, it is characterized in that the described maximum spacing of two light sources on horizontal slide rail is 25 ~ 50cm, minimum spacing is 4 ~ 6cm.
8. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 6, it is characterized in that the described maximum spacing of two light sources on horizontal slide rail is 38 ~ 40cm; Minimum spacing is 5cm.
9. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 1 or 2, when it is characterized in that light source is positioned at minimum spacing position on horizontal slide rail, the light that two light sources are sent is as far as possible parallel; When light source is positioned at maximum spacing position on horizontal slide rail, two light sources are placed in patients head both sides respectively, and the light that light source is sent is 40 ~ 70 ° with the angle β that formed of target tooth surface after the second reflector reflection, and are reflectively positioned at tooth both sides.
10. freely control the other photographic light source device of dental chair of reflective position as claimed in claim 1 or 2, it is characterized in that described light source is modified auxiliary and removably connected by the flash lamp lamp holder lateral surface of VELCRO and light source.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104983538A (en) * | 2015-07-10 | 2015-10-21 | 范翌 | Dental chair-side photographic light source device allowing light reflection positions to be freely controlled |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104983538A (en) * | 2015-07-10 | 2015-10-21 | 范翌 | Dental chair-side photographic light source device allowing light reflection positions to be freely controlled |
| CN104983538B (en) * | 2015-07-10 | 2016-12-07 | 范翌 | A kind of other photographic light source device of dental chair freely controlling reflective position |
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