CN106019563A - Continuously-variable-magnification periscopic and telescopic observation device - Google Patents
Continuously-variable-magnification periscopic and telescopic observation device Download PDFInfo
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- CN106019563A CN106019563A CN201610446567.0A CN201610446567A CN106019563A CN 106019563 A CN106019563 A CN 106019563A CN 201610446567 A CN201610446567 A CN 201610446567A CN 106019563 A CN106019563 A CN 106019563A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
- G02B23/08—Periscopes
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/16—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
- G02B15/163—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
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Abstract
The present invention relates to a continuously-variable-magnification periscopic and telescopic observation device. The device includes a pitching prism, a 8-fold continuously-variable-magnification telescope group, an objective set, a reticle, a steering system group, an eyepiece prism installed on an optical axis O-O and an optical axis O-O2, and an eyepiece group installed on an optical axis O-O2; the steering system group includes a first steering lens set, a second steering lens set and a third steering lens set; an optical axis O1-O is perpendicular to the optical axis O-O; the optical axis O-O is perpendicular to the optical axis O-O2; and the optical axis O1-O is parallel to the optical axis O-O2. The continuously variable magnification of the observation device ranges from 1.5 to 12; the field angle of the observation device ranges from 3.5 degrees to 29 degrees; the pitching of the pitching prism on a meridian plane ranges from -5 degrees to 35 degrees; continuous observation of a target from a large field angle to a small field angle or from a small field angle to a large field angle can be realized under a premise that the optical performance and image quality of a system are not lower than the optical performance and image quality of a jump type variable magnification periscopic and telescopic observation device; and an operator can be a safety hidden position to observe a target difficult to directly observe.
Description
Technical field
The present invention relates to that the submarine of continuous zoom is latent has a look remote viewing device, it is achieved the device under periscope condition, target continuous zoom observed.
Background technology
At present, the latent remote viewing device of having a look of domestic and international widely used submarine is one zoom cube of installation between upper prism and object lens, is picked out by the access of zoom cube, it is achieved the formula that the jumps zoom mode of zoom 2～4 multiplying powers, without the mode of continuous zoom.
The latent remote viewing Optical devices of having a look of the formula that jumps zoom jump because of zoom process, the target being monitored can be caused to present discontinuity, cause track rejection, are not suitable for target following, and zoom motion is flip-flop movement, and elliptical gear power is big, and vibration is big.
Continuous zoom mode is to make Zoom lens group and offset lens group move along optical axis direction, stable movement, and without jumping, and target imaging is from 1.5 times to 12 times or to zoom in or out from 12 times to 1.5 times continuous print, is conducive to following the tracks of observation.
Summary of the invention
It is an object of the invention to, overcome the problems of the prior art and deficiency, the submarine providing continuous zoom is dived and is had a look remote viewing device, it is not less than that the formula zoom that jumps is latent has a look under remote viewing device premise ensure system optics performance and picture element, realize to target from big visual field to small field of view or from small field of view to the Continuous Observation of big visual field, realize operator and can place oneself in the midst of position safe and out of sight, go to observe the target being difficult to directly observe.
The technical scheme is that
The latent of continuous zoom has a look remote viewing device, it includes the pitching prism being installed on optical axis O1 O and optical axis O O, it is installed on 8 times of afocal zoom telescope groups on same optical axis O O, objective lens, graticle, steering group, and it is installed on the eyepiece prism on optical axis O O and O O2, it is installed on the eyepiece group on optical axis O O2；Described steering group includes: by relay lens group I1With relay lens group I2First group of relay lens group of composition；By relay lens group II1With relay lens group II2Second group of relay lens group of composition；By relay lens group III1With relay lens group III2, and the 3rd group of relay lens group of condenser lens composition；Described optical axis O1 O is perpendicular to optical axis O O, optical axis O O and is perpendicular to optical axis O O2, optical axis O1 O and is parallel to optical axis O O2.
The latent remote viewing device of having a look of described continuous zoom, described pitching prism is isosceles right-angle prism, and optical axis O O is turned back by optical axis O1 O and 90 forms, point centered by a H that turns back；Optical axis O1 O, optical axis O O and optical axis O O2 constitute meridional plane, and pitching prism (1), in meridional plane, rotates around H point, it is achieved pitching function, the angle that pitching prism (1) rotates is pitching elevation angle.
The latent remote viewing device of having a look of described continuous zoom, in 8 times of described afocal zoom telescope groups parallel light path between pitching prism and objective lens, continually varying multiplying power Г1From 0.375 times to 3 times.
The latent of described continuous zoom has a look remote viewing device, its objective lens, graticle, steering group and eyepiece group 4 times of telescopic systems of composition；Latent its continually varying multiplying power Г of remote viewing device of having a look that 8 times of afocal zoom telescope groups and 4 times of telescopic systems are combined into is 1.5 times to 12 times.
The latent of described continuous zoom has a look remote viewing device, its objective lens and eyepiece group 6 times of telescopic systems of composition.
The latent of described continuous zoom has a look remote viewing device, 4 real image faces are had between its objective lens, steering group, eyepiece group, wherein, graticle or field lens is had on the position of image planes 1 and image planes 4, steering group can elongate light path, realize latent prestige, moreover it is possible to make latent prestige finder counter-bending and the ability of vibration；Image planes 2 are or/and image planes 3 are counter-bending or/and the imaging surface of anti-vibration；Target becomes real image between relay lens group；Described graticle is positioned on real image face 1, is used for finding range and controlling the clear aperture of rear lens group, and graticle is flat board or planoconvex lens.
The latent of described continuous zoom has a look remote viewing device, its 8 times of afocal zoom telescope groups by first fixing group, zoom group, diaphragm, compensation group, rear fixing group form；Continually varying multiplying power by zoom group with compensation group is relative along optical axis or move toward one another determines；Diaphragm, between zoom group and compensation group, fixes the bore of group before being conducive to reducing.
The latent of described continuous zoom has a look remote viewing device, after its objective lens is positioned at 8 times of afocal zoom telescope groups, through 8 times of afocal zoom telescope group emergent lights, target is imaged in real image face 1, the focal distance f of objective lens, ThingFocal distance f with eyepiece group, MeshRelation meet f, Thing/f, Mesh=Г3。
The latent of described continuous zoom has a look remote viewing device, after its eyepiece group is in eyepiece prism, with the steering group composition telescopic system before eyepiece prism；The light of eyepiece group outgoing is directly entered human eye；Characteristic according to human eye all has index request with use environment, the exit pupil diameter of eyepiece group, distance of exit pupil, clear eye distance etc., and for meeting requirements, the enlargement ratio of eyepiece group takes 6, focal distance f, MeshTake between 40～60mm；Eyepiece prism is isosceles right-angle prism, two right-angle surface plating antireflective films, inclined-plane plating internal reflection film, it is in the Path of Convergent Rays after steering group, its effect is the 90 one-tenth optical axis O O2 that turned back by optical axis O O, making optical axis O1 O become 180 jiaos with optical axis O O2, optical axis O1 O, optical axis O O, optical axis O O2 are in same meridional plane.
The latent of described continuous zoom has a look remote viewing device, and its multiplying power is Г, and the multiplying power of 8 times of afocal zoom telescope groups is Г1, the multiplying power of steering group is Г2, 6 times of telescopic system multiplying powers are Г3, meet relational expression:
Г=Г1*Г2*Г3；
In formula, " * " number is multiplication sign "×".
The latent of described continuous zoom has a look remote viewing device, its 6 times of telescopic system multiplying powers Г3Take 6, multiplying power Г of steering group2Taking 2/3, diving and having a look remote viewing device multiplying power Г is 1.5～12, by formula Г=Г1*Г2*Г3Know: the multiplying power of 8 times of afocal zoom telescope groups is Г1=0.375～3；The combination multiplying power of steering group and 6 times of telescopic systems is Г2*Г3=(2/3) × 6=4.
The latent of described continuous zoom has a look remote viewing device, multiplying power Г of its steering group 52Less than 1, take between 0.5～1；Counter-bending and vibration stable image planes are real image face 2, between first group of relay lens group and second group of relay lens group.
The latent of described continuous zoom has a look remote viewing device, and the focal range of its objective lens takes between 200～350mm, then Г3Take 5～6 times.
Obvious technical effects in conjunction with the present invention:
The latent remote viewing device of having a look of described continuous zoom, consecutive variations multiplying power Г realizes 1.5～12, and the angle of visual field 3.5～29, exit pupil diameter is not less than 4mm, and distance of exit pupil is more than 25mm, pitching prism pitching scope-5～35 in meridian plane；It is not less than that the formula zoom that jumps is latent has a look under remote viewing device premise ensure system optics performance and picture element, realize to target from big visual field to small field of view or from small field of view to the Continuous Observation of big visual field, realize operator and can place oneself in the midst of position safe and out of sight, go to observe the target being difficult to directly observe.
Accompanying drawing explanation
Fig. 1 is apparatus of the present invention schematic diagram；
Fig. 2 is the short burnt position views of 8 times of afocal zoom telescope groups in apparatus of the present invention；
Fig. 3 is 8 times of afocal zoom telescope group leader Jiao's position views in apparatus of the present invention；
Fig. 4 is the objective lens schematic diagram in apparatus of the present invention；
Fig. 5 is the first relay lens group schematic diagram in apparatus of the present invention；
Fig. 6 is the second relay lens group schematic diagram in apparatus of the present invention；
Fig. 7 is the 3rd relay lens group schematic diagram in apparatus of the present invention；
Fig. 8 is the eyepiece group schematic diagram in apparatus of the present invention；
Fig. 9 is 1.5 times of zoom square body picture schematic diagrams of prior art；
Figure 10 is 6 times of zoom square body picture schematic diagrams of prior art；
Figure 11 is 12 times of zoom square body picture schematic diagrams of prior art.
In figure: 1 pitching prism；28 times of afocal zoom telescope groups, fix group, 2.2 zoom groups, 2.3 diaphragms, 2.4 compensation groups, fix group after 2.5 before 2.1；3 objective lens；4 graticles；5 steering groups: first group of relay lens group: 5.1 relay lens groups I1, 5.2 relay lens groups I2, 5.3 relay lens groups II1, 5.4 relay lens groups II2, 5.5 relay lens groups III1, 5.6 relay lens groups III2, 5.7 condenser lenss；6 eyepiece prisms, 7 eyepiece groups.
Detailed description of the invention
The invention will be further described with detailed description of the invention below in conjunction with the accompanying drawings.
Embodiment 1 :It it is a basic embodiment.As shown in Figure 1, the latent of continuous zoom has a look remote viewing device, it is characterized in that, it includes the pitching prism 1 being installed on optical axis O1 O and optical axis O O, it is installed on 8 times of afocal zoom telescope groups 2 on same optical axis O O, objective lens 3, graticle 4, steering group 5, and it is installed on the eyepiece prism 6 on optical axis O O and O O2, it is installed on the eyepiece group 7 on optical axis O O2；Described steering group 5 includes: by relay lens group I15.1 and relay lens group I2First group of relay lens group of 5.2 compositions；By relay lens group II15.3 and relay lens group II2Second group of relay lens group of 5.4 compositions；By relay lens group III15.5 and relay lens group III25.6, and the 3rd group of relay lens group of condenser lens 5.7 composition；Described optical axis O1 O is perpendicular to optical axis O O, optical axis O O and is perpendicular to optical axis O O2, optical axis O1 O and is parallel to optical axis O O2.
Embodiment 2 :It it is further embodiment on the basis of embodiment 1.The latent remote viewing device of having a look of described continuous zoom, described pitching prism 1 is isosceles right-angle prism, and optical axis O O is turned back by optical axis O1 O and 90 forms, point centered by a H that turns back；Optical axis O1 O, optical axis O O and optical axis O O2 constitute meridional plane, and pitching prism (1) is in meridional plane, with the position shown in Fig. 1 as zero-bit, rotate around H point, it is achieved pitching function, the angle that pitching prism (1) rotates is pitching elevation angle.In the 8 times of described afocal zoom telescope groups 2 parallel light path between pitching prism 1 and objective lens 3, continually varying multiplying power Г1From 0.375 times to 3 times.As shown in Figure 2 and Figure 3,8 times of described afocal zoom telescope groups 2 by first fixing group 2.1, zoom group 2.2, diaphragm 2.3, compensation group 2.4, rear fixing group 2.5 form；Continually varying multiplying power by zoom group 2.2 with compensation group 2.4 is relative along optical axis or move toward one another determines；Diaphragm 2.3, between zoom group 2.2 and compensation group 2.4, fixes the bore of group before being conducive to reducing.In 8 times of described afocal zoom telescope groups 2: first fixing group 2.1 is made up of two panels simple lens, is followed successively by from front to back: a tablet weight crown biconvex lens, a piece of heavy-lanthanide flint diverging meniscus lens；Zoom group 2.2 is made up of two panels simple lens, is followed successively by from front to back: a piece of heavy-lanthanide flint biconcave lens, a piece of light crown biconcave lens；Compensation group 2.4 is made up of two panels simple lens, is followed successively by from front to back: a piece of light crown biconvex lens, a piece of barium crown biconvex lens；Rear fixing group 2.5 is made up of three simple lenses, is followed successively by from front to back: a piece of heavy-lanthanide flint diverging meniscus lens, a piece of lanthanum flint diverging meniscus lens, a piece of dense barium flint biconvex lens.
As shown in Figure 1, shown in Figure 5, first group of described relay lens group is by relay lens group I15.1 and relay lens group I25.2 compositions, are followed successively by from front to back: a piece of barium flint planoconvex lens and the balsaming lens group of a piece of dense flint diverging meniscus lens composition, a piece of dense flint diverging meniscus lens and the balsaming lens group of a piece of barium flint biconvex lens composition.
As shown in Fig. 1, Fig. 6, second group of described relay lens group is by relay lens group II15.3 and relay lens group II25.4 compositions, relay lens group II1With relay lens group II2Focal distance ratio be 1；Relay lens group II1, relay lens group II2With relay lens group I2Identical, it is followed successively by from front to back: a piece of barium flint biconvex lens and the balsaming lens group of a piece of dense flint diverging meniscus lens composition, a piece of dense flint diverging meniscus lens and the balsaming lens group of a piece of barium flint biconvex lens composition.
As shown in Figure 1, Figure 7 shows, the 3rd group of described relay lens group is by relay lens group III15.5, relay lens group III25.6 and condenser lens 5.7 form；Relay lens group III1With relay lens group I1Identical, it is followed successively by from front to back: a piece of barium flint planoconvex lens and the balsaming lens group of a piece of dense flint diverging meniscus lens composition, a piece of crown board biconvex lens and the balsaming lens group of a piece of dense flint diverging meniscus lens composition, a piece of crown board planoconvex lens.
The latent remote viewing device of having a look of described continuous zoom, consecutive variations multiplying power Г realizes 1.5～12, and the angle of visual field 3.5～29, exit pupil diameter is not less than 4mm, and distance of exit pupil is more than 25mm, pitching prism pitching scope-5～35 in meridian plane.
Embodiment 3 :It it is further embodiment on the basis of embodiment 2.As shown in Fig. 1, Fig. 4, Fig. 8, described objective lens 3, graticle 4, steering group 5 and eyepiece group 7 form 4 times of telescopic systems；What 8 times of afocal zoom telescope groups 2 and 4 times of telescopic systems were combined into latent has a look remote viewing device, and its continually varying multiplying power Г is 1.5 times to 12 times.
Embodiment 4 :It it is still further embodiments on the basis of embodiment 2.As shown in Fig. 1, Fig. 4, Fig. 8, the latent of described continuous zoom has a look remote viewing device, and its objective lens 3 and eyepiece group 7 form 6 times of telescopic systems.There are 4 real image faces between described objective lens 3, steering group 5, eyepiece group 8, wherein, the position of image planes 1 and image planes 4 have graticle 4 or field lens, steering group 5 is stretching structure, light path can be elongated, it is achieved latent prestige, moreover it is possible to making latent prestige finder counter-bending and the ability of vibration；Image planes 2 are or/and image planes 3 are counter-bending or/and the imaging surface of anti-vibration；Target becomes real image between relay lens group；Described graticle 4 is positioned on real image face 1, is used for finding range and controlling the clear aperture of rear lens group, and graticle 4 is flat board or planoconvex lens.
Embodiment 5 :It it is still further embodiments on the basis of embodiment 1.As shown in Fig. 1, Fig. 4, Fig. 8, after described objective lens 3 is positioned at 8 times of afocal zoom telescope groups 2, by target through the real image face 1 that images in of 8 times of afocal zoom telescope group 2 emergent lights, the focal distance f of objective lens 3, ThingFocal distance f with eyepiece group 8, MeshRelation meet f, Thing/f, Mesh=Г3.After described eyepiece group 7 is in eyepiece prism 6, form telescopic system with the steering group 5 before eyepiece prism 6；The light of eyepiece group 7 outgoing is directly entered human eye；Characteristic according to human eye all has index request with use environment, the exit pupil diameter of eyepiece group 7, distance of exit pupil, clear eye distance etc., and for meeting requirements, the enlargement ratio of eyepiece group 7 takes 6, focal distance f, MeshTake between 40～60mm；Eyepiece prism 6 is isosceles right-angle prism, two right-angle surface plating antireflective films, inclined-plane plating internal reflection film, it is in the Path of Convergent Rays after steering group 5, its effect is the 90 one-tenth optical axis O O2 that turned back by optical axis O O, making optical axis O1 O become 180 jiaos with optical axis O O2, optical axis O1 O, optical axis O O, optical axis O O2 are in same meridional plane.Described objective lens 3 is cemented doublet, is followed successively by from front to back: a piece of crown board biconvex lens and the balsaming lens group of a piece of dense flint diverging meniscus lens composition.
Embodiment 6 :It it is still further embodiments on the basis of embodiment 4.As shown in Figure 1, Figure 2, Figure 3 shows, the latent of described continuous zoom has a look remote viewing device, and its multiplying power is Г, and the multiplying power of 8 times of afocal zoom telescope groups 2 is Г1 , the multiplying power of steering group 5 is Г2 , 6 times of telescopic system multiplying powers are Г3 , meet relational expression:
Г=Г1*Г2*Г3；
In formula, " * " number is multiplication sign "×".
6 times of described telescopic system multiplying powers Г3Take 6, multiplying power Г of steering group 52Taking 2/3, diving and having a look remote viewing device multiplying power Г is 1.5～12, by formula Г=Г1*Г2*Г3Know: the multiplying power of 8 times of afocal zoom telescope groups 2 is Г1=0.375～3；The combination multiplying power of steering group 5 and 6 times of telescopic systems is Г2*Г3=(2/3) × 6=4.Multiplying power Г of described steering group 52Less than 1, take between 0.5～1；Counter-bending and vibration stable image planes are real image face 2, between first group of relay lens group and second group of relay lens group.
Embodiment 7 :It it is still further embodiments on the basis of embodiment 4.As shown in Fig. 1, Fig. 4, Fig. 8, the latent of described continuous zoom has a look remote viewing device, and the focal range of its objective lens 3 takes between 200～350mm, then Г3Take 5～6 times；Described eyepiece group 7 is made up of two groups of cemented doublets and one group of simple lens, it is followed successively by from front to back: a piece of flint positive meniscus lens and the balsaming lens group of tablet weight crown biconvex lens composition, a piece of light crown biconvex lens and the balsaming lens group of a piece of dense flint diverging meniscus lens composition, a piece of light crown planoconvex lens.
The claims in the present invention protection domain is not limited to above-described embodiment.
Claims (13)
1. the latent of continuous zoom has a look remote viewing device, it is characterized in that, it includes the pitching prism (1) being installed on optical axis O1 O and optical axis O O, 8 times of afocal zoom telescope groups (2) being installed on same optical axis O O, objective lens (3), graticle (4), steering group (5), and the eyepiece prism (6) being installed on optical axis O O and O O2, the eyepiece group (7) being installed on optical axis O O2；Described steering group (5) including: by relay lens group I1And relay lens group I (5.1)2(5.2) the first group of relay lens group formed；By relay lens group II1And relay lens group II (5.3)2(5.4) the second group of relay lens group formed；By relay lens group III1And relay lens group III (5.5)2, and the 3rd group of relay lens group forming of condenser lens (5.7) (5.6)；Described optical axis O1 O is perpendicular to optical axis O O, optical axis O O and is perpendicular to optical axis O O2, optical axis O1 O and is parallel to optical axis O O2.
The latent of continuous zoom the most according to claim 1 has a look remote viewing device, it is characterised in that described pitching prism (1) is isosceles right-angle prism, and optical axis O O is turned back by optical axis O1 O and 90 forms, point centered by a H that turns back；Optical axis O1 O, optical axis O O and optical axis O O2 constitute meridional plane, and pitching prism (1), in meridional plane, rotates around H point, it is achieved pitching function, the angle that pitching prism (1) rotates is pitching elevation angle.
The latent of continuous zoom the most according to claim 1 has a look remote viewing device, it is characterised in that 8 times of described afocal zoom telescope groups (2) are positioned in the parallel light path between pitching prism (1) and objective lens (3), continually varying multiplying power Г1From 0.375 times to 3 times.
The latent of continuous zoom the most according to claim 3 has a look remote viewing device, it is characterised in that described objective lens (3), graticle (4), steering group (5) and eyepiece group (7) 4 times of telescopic systems of composition；Latent its continually varying multiplying power Г of remote viewing device of having a look that 8 times of afocal zoom telescope groups (2) and 4 times of telescopic systems are combined into is 1.5 times to 12 times.
The latent of continuous zoom the most according to claim 3 has a look remote viewing device, it is characterised in that objective lens (3) and eyepiece group (7) 6 times of telescopic systems of composition.
The latent of continuous zoom the most according to claim 3 has a look remote viewing device, it is characterized in that, 4 real image faces are had between described objective lens (3), steering group (5), eyepiece group (8), wherein, having graticle (4) or field lens on the position of image planes 1 and image planes 4, image planes 2 are or/and image planes 3 are counter-bending or/and the imaging surface of anti-vibration；Target becomes real image between relay lens group；Described graticle (4) is positioned on real image face 1, is used for finding range and controlling the clear aperture of rear lens group, and graticle (4) is flat board or planoconvex lens.
The latent of continuous zoom the most according to claim 1 has a look remote viewing device, it is characterized in that, 8 times of described afocal zoom telescope groups (2) by front fixing group (2.1), zoom group (2.2), diaphragm (2.3), compensation group (2.4), fix group (2.5) afterwards and form；Continually varying multiplying power by zoom group (2.2) with compensation group (2.4) is relative along optical axis or move toward one another determines；Diaphragm (2.3) is positioned between zoom group (2.2) and compensation group (2.4).
The latent of continuous zoom the most according to claim 1 has a look remote viewing device, it is characterized in that, after described objective lens (3) is positioned at 8 times of afocal zoom telescope groups (2), by target through the real image face 1 that images in of 8 times of afocal zoom telescope group (2) emergent lights, the focal distance f of objective lens (3), ThingFocal distance f with eyepiece group (8), MeshRelation meet f, Thing/f, Mesh=Г3。
The latent of continuous zoom the most according to claim 1 has a look remote viewing device, it is characterised in that after described eyepiece group (7) is in eyepiece prism (6), steering group (5) the composition telescopic system front with eyepiece prism (6)；The light of eyepiece group (7) outgoing is directly entered human eye；The enlargement ratio of eyepiece group (7) takes 6, focal distance f, MeshTake between 40～60mm；Eyepiece prism (6) is isosceles right-angle prism, two right-angle surface plating antireflective films, and plating internal reflection film in inclined-plane is in the Path of Convergent Rays after steering group (5).
The latent of continuous zoom the most according to claim 5 has a look remote viewing device, it is characterised in that the latent multiplying power having a look remote viewing device is Г, and the multiplying power of 8 times of afocal zoom telescope groups (2) is Г1, the multiplying power of steering group (5) is Г2, 6 times of telescopic system multiplying powers are Г3, meet relational expression:
Г=Г1*Г2*Г3；
In formula, " * " number is multiplication sign "×".
The latent of 11. continuous zooms according to claim 10 has a look remote viewing device, it is characterised in that 6 times of telescopic system multiplying powers Г3Take 6, multiplying power Г of steering group (5)2Take 2/3, latent have a look remote viewing device multiplying power Г and change between 1.5～12, by formula Г=Г1*Г2*Г3Know: the multiplying power of 8 times of afocal zoom telescope groups (2) is Г1=0.375～3；The combination multiplying power of steering group (5) and 6 times of telescopic systems is Г2*Г3=(2/3) × 6=4.
The latent of 12. continuous zooms according to claim 10 has a look remote viewing device, it is characterised in that multiplying power Г of described steering group (5)2Less than 1；Counter-bending and vibration stable image planes are real image face 2, between first group of relay lens group and second group of relay lens group.
The latent of 13. continuous zooms according to claim 10 has a look remote viewing device, it is characterised in that the focal range of objective lens (3) takes between 200～350mm, then Г3Take 5～6 times.
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| CN111879299A (en) * | 2020-08-17 | 2020-11-03 | 中国科学院上海天文台 | Full-automatic satellite pointing method for ground-based telescope |
| CN112130315A (en) * | 2020-09-15 | 2020-12-25 | 武汉华中天纬测控有限公司 | Two-cavity type sightseeing periscope |
| CN112995474A (en) * | 2021-02-09 | 2021-06-18 | 维沃移动通信有限公司 | Camera module and electronic equipment |
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| CN105242278A (en) * | 2015-09-21 | 2016-01-13 | 电子科技大学 | Air-based space fragment optical detection and tracking system and method |
| CN113740993A (en) * | 2020-05-13 | 2021-12-03 | 宁波舜宇光电信息有限公司 | Periscopic optical zoom lens and module |
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| US11971603B2 (en) | 2020-12-30 | 2024-04-30 | Sintai Optical (Shenzhen) Co., Ltd. | Scope |
| CN112995474A (en) * | 2021-02-09 | 2021-06-18 | 维沃移动通信有限公司 | Camera module and electronic equipment |
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