CN107102433A - Hard pipe type endoscopic optical is imaged display system - Google Patents
Hard pipe type endoscopic optical is imaged display system Download PDFInfo
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- CN107102433A CN107102433A CN201710523069.6A CN201710523069A CN107102433A CN 107102433 A CN107102433 A CN 107102433A CN 201710523069 A CN201710523069 A CN 201710523069A CN 107102433 A CN107102433 A CN 107102433A
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- meniscus lens
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/006—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element at least one element being a compound optical element, e.g. cemented elements
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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
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
-
- 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
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2423—Optical details of the distal end
- G02B23/243—Objectives for endoscopes
-
- 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
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2407—Optical details
- G02B23/2446—Optical details of the image relay
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B25/00—Eyepieces; Magnifying glasses
- G02B25/001—Eyepieces
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Astronomy & Astrophysics (AREA)
- Lenses (AREA)
- Endoscopes (AREA)
Abstract
Display system, including along the light direction of propagation and successively glued objective system, relay mirror system and the eyepiece system being integrated are imaged the present invention relates to a kind of hard pipe type endoscopic optical, the relay mirror system is located between objective system and eyepiece system；Its innovative point is：The objective system is anti-long distance structure; and objective system is included along the light direction of propagation successively phase glued the first protection window, plano-concave mirror, prism arrangement, the first planoconvex spotlight, the first cemented doublet, the first meniscus lens, the second planoconvex spotlight, the second meniscus lens and the 3rd meniscus lens, optical imagery performance of the present invention with high-resolution resolution ratio with distortion less than 1.1%.
Description
Technical field
Present invention relates particularly to a kind of hard pipe type endoscopic optical imaging display system.
Background technology
The existing over one hundred year developing history of hard pipe type laparoscope, has formed many brand products of different class so far.It is existing
By hard pipe type laparoscope be made up of the eyepiece of the image-forming objective lens of end, the relay system in stage casing and near-end, wherein image-forming objective lens
Conclusive effect is played to the imaging performance of laparoscope.The big visual field of laparoscope requirement and thin footpath, and medical diagnosis and operation
The imaging high-resolution of endoscope and low distortion are required again, and this just proposes high want to objective of endoscope imaging system and relay system
Ask.High definition for example for existing 1920*1080 shows electronic device, it is desirable to which the optical system of endoscope can correspondingly reach
High-resolution imaging in the range of full filed；More accurate focus diagnosis and operation then require that the distortion of optical system is low.
Existing endoscope optical system has plenty of to be made up of plano-concave negative lens, steering prism, follow-up balsaming lens, and it is
Increase the back work distance of object lens from one centre of formation is practised physiognomy before rod mirror, utilizes positive negative lens using the first negative lens
Combination collocation realizes the distortion correction of system, but relative distortion value is still near 10%；Realize that high definition imaging must just be improved
The conspicuous invariant nuy of the drawing of sight glass, that is, improve the diameter of optical path, but conventional steering prism design limits the big of aperture
It is small, it is unfavorable for the realization of high definition.
To sum up existing endoscope optical system, big visual field optical distortion can not be all corrected well and while ensures to regard entirely
Optics high definition imaging in.In consideration of it, be badly in need of a kind of big visual field rigid pipe endoscope optical system of research and development, it have low distortion and
The characteristics of high definition is imaged in full filed.
The content of the invention
The purpose of the present invention is：The optical imagery performance of high definition imaging and distortion less than 1.1% in a kind of full filed is provided
Hard pipe type endoscopic optical imaging display system.
In order to achieve the above object, the technical scheme is that：A kind of hard pipe type endoscopic optical is imaged display system,
Including along the light direction of propagation and successively glued objective system, relay mirror system and the eyepiece system being integrated, the relay lens
System is located between objective system and eyepiece system；Its innovative point is：
The objective system is anti-long distance structure, and objective system includes the first protection along the light direction of propagation successively phase gluing
Window, plano-concave mirror, prism arrangement, the first planoconvex spotlight, the first cemented doublet, the first meniscus lens, the second planoconvex spotlight, second
Meniscus lens and the 3rd meniscus lens,
The refractive index of the prism arrangement is 1.8 ~ 2.1；
The relay mirror system includes the relaying microscope group of n groups, and every group of relaying microscope group is double telecentric structure, the relaying microscope group bag
Front lens group, middle microscope group and rear microscope group are included, the front lens group and rear microscope group are three glued rod-like mirrors, and middle microscope group is convex lens, and
The center of convex lens is provided with aperture diaphragm, and the front lens group and rear microscope group are arranged symmetrically along the aperture diaphragm of convex lens,
Wherein, n is odd number；
The eyepiece system is object space telecentric structure, and eyepiece system is including saturating along the 4th glued bent moon of light direction of propagation phase
Mirror, the second cemented doublet, the 5th meniscus lens, the 6th meniscus lens, convex lens and Second Protection Window；
3rd meniscus lens of the objective system is located at the side of the front lens group of relay mirror system, and concave mirror is located at eyepiece system
The side of 4th meniscus lens.
In the above-mentioned technical solutions, the prism arrangement of the objective system includes the first prism, the second prism and Rhizoma Sparganii
Mirror, is provided with gap between first prism and the second prism, and gap width is 3um ~ 5um；Second prism and the 3rd
Prism is mutually glued.
In the above-mentioned technical solutions, the first aperture diaphragm is provided between the plano-concave mirror and prism arrangement of the objective system,
And the spacing between plano-concave mirror and the first aperture diaphragm is 1.5mm ~ 2.5mm.
In the above-mentioned technical solutions, the front lens group of the relay mirror system and rear microscope group are by rod-like mirror, convex lens and recessed
The glued rod-like mirror of the three of mirror gluing.
In the above-mentioned technical solutions, first cemented doublet and the second cemented doublet are passed through by two lens
Resistant to elevated temperatures ultraviolet photosensitive glue glued adhesion is formed, and the resistant to elevated temperatures temperature of the ultraviolet light-sensitive emulsion is 125 DEG C ~ 135 DEG C.
In the above-mentioned technical solutions, rod-like mirror, convex lens and the concave mirror of described three glued rod-like mirrors with ultraviolet light-sensitive emulsion or
Methanol glue or optical epoxy glue glued adhesion, the resistant to elevated temperatures temperature of ultraviolet light-sensitive emulsion or the methanol glue or optical epoxy glue
For 125 DEG C ~ 135 DEG C.
In the above-mentioned technical solutions, the first protection window of the objective system is quartz glass either sapphire.
In the above-mentioned technical solutions, the Second Protection Window of the eyepiece system is quartz glass either sapphire.
In the above-mentioned technical solutions, the first protection window of the objective system, plano-concave mirror, prism arrangement, the first plano-convex are saturating
Mirror, the first cemented doublet, the first meniscus lens, the second planoconvex spotlight, the second meniscus lens and the 3rd meniscus lens are used successively
Ultraviolet light-sensitive emulsion or methanol glue or optical epoxy glue glued adhesion.
In the above-mentioned technical solutions, the 4th meniscus lens of the eyepiece system, the second cemented doublet, the 5th bent moon are saturating
Mirror, the 6th meniscus lens, convex lens and Second Protection Window are successively with ultraviolet light-sensitive emulsion or methanol glue or optical epoxy glue glue
Close.
The good effect that has of the present invention is：After the hard pipe type endoscopic optical imaging display system of the present invention,
Because objective system of the present invention is anti-long distance structure, and objective system is included along the light direction of propagation successively mutually glued the
One protection window, plano-concave mirror, prism arrangement, the first planoconvex spotlight, the first cemented doublet, the first meniscus lens, the second plano-convex are saturating
Mirror, the second meniscus lens and the 3rd meniscus lens, the refractive index of the prism arrangement is 1.8 ~ 2.1；The objective system is with
After, without image planes, can so obtaining the high-resolution in 75 ° of full fileds and the imaging of low distortion between mirror system；The relay lens
System includes the relaying microscope group of n groups, and every group of relaying microscope group is double telecentric structure, and the relaying microscope group includes front lens group, middle mirror
Group and rear microscope group, the front lens group and rear microscope group are three glued rod-like mirrors, and middle microscope group is convex lens, and the center of convex lens
Provided with aperture diaphragm, the front lens group and rear microscope group are arranged symmetrically along the aperture diaphragm of convex lens, wherein, n is odd number；Institute
Eyepiece system is stated for object space telecentric structure, and eyepiece system is included along the light direction of propagation mutually glued the 4th meniscus lens, the
Two cemented doublets, the 5th meniscus lens, the 6th meniscus lens, convex lens and Second Protection Window；Due to object lens of the present invention
System is anti-long distance structure, and eyepiece system is object space telecentric structure, to ensure that the pupil with relay mirror system is connected, and according to straight
The requirement of visual field and rear end camera chain required for eyepiece systematic perspective is examined to visual field was connected, the focal length of eyepiece system is determined；
Present invention has the advantage that：
First, during laparoscope is big visual field system, optical system of the invention, aspheric design is not used, by spherical lens
Optimization and new structure type so that the optical distortion of object lens is less than 1.1 %；
2nd, by the design to prism structure, the introducing of air-gap reduces limitation of the prism structure to aperture, is being not used
The F# of object lens has been reached 6 in the case of aspherical, the imaging of 1920*1080 high-resolutions is realized in full filed；
3rd, the relay system of endoscope does not use two traditional rod mirrors for one group of structure type, and employs three rods
The method that one group of mirror, shortens the length of single rod mirror to a certain extent, is that not cracky during trickle Bending Deformation occurs for sight glass.
Brief description of the drawings
Fig. 1 is imaged the structural representation of display system for the hard pipe type endoscopic optical of the present invention；
Fig. 2 is the structural representation of the objective system of the present invention；
Fig. 3 is prism composite structure schematic diagram of the invention；
Fig. 4 is the structural representation of the relay mirror system of the present invention；
Fig. 5 is eyepiece system schematic diagram of the invention；
Fig. 6 is imaged the MTF curve figure of display system for the hard pipe type endoscopic optical of the present invention；
Fig. 7 is imaged the distortion curve figure of display system for the hard pipe type endoscopic optical of the present invention；
Fig. 8 is imaged the illuminance of image plane curve map of display system for the hard pipe type endoscopic optical of the present invention.
Embodiment
Below in conjunction with accompanying drawing and the embodiment provided, the present invention is further illustrated, but is not limited thereto.
As shown in Fig. 1,2,3,4,6,7,8, a kind of hard pipe type endoscopic optical is imaged display system, including is propagated along light
Direction and successively glued objective system 1, relay mirror system 2 and the eyepiece system 3 being integrated, the relay mirror system 2 are located at thing
Between mirror system 1 and eyepiece system 3；
The objective system 1 is anti-long distance structure, and objective system 1 includes the first guarantor along the light direction of propagation successively phase gluing
Protect window 11, plano-concave mirror 12, prism arrangement 13, the first planoconvex spotlight 14, the first cemented doublet 15, the first meniscus lens 16, the
Two planoconvex spotlights 17, the second meniscus lens 18 and the 3rd meniscus lens 19,
The glass material that the prism arrangement 13 is used be glass of high refractive index, and the prism arrangement 13 glass material refraction
Rate scope is 1.8 ~ 2.1, and the refractive index of the prism arrangement 13 preferentially selects 2.02；
The relay mirror system 2 includes the relaying microscope group of n groups, and every group of relaying microscope group is double telecentric structure, the relaying microscope group
Including front lens group, middle microscope group and rear microscope group, the front lens group and rear microscope group are three glued rod-like mirrors, and middle microscope group is convex lens
24, and the center of convex lens 24 is provided with aperture diaphragm, the aperture diaphragm of the front lens group and rear microscope group along convex lens 24 is in
It is arranged symmetrically, wherein, n is odd number；
The eyepiece system 3 is object space telecentric structure, and eyepiece system 3 includes the 4th bent moon along light direction of propagation phase gluing
Lens 31, the second cemented doublet 32, the 5th meniscus lens 33, the 6th meniscus lens 34, convex lens 35 and Second Protection Window 36；
3rd meniscus lens 19 of the objective system 1 is located at the side of the front lens group of relay mirror system 2, and concave mirror 23 is located at eyepiece
The side of 4th meniscus lens 31 of system 3.
As shown in figure 3, in order that prism arrangement 13 of the invention has higher refractive index, the objective system 1
Prism arrangement 13 includes the first prism, the second prism and prism, and gap is provided between first prism and the second prism,
And gap width is 3um ~ 5um；Second prism is mutually glued with prism.
The correction being designed with beneficial to 75 ° of Off-axis aberrations of objective system 1 of the present invention；The objective system 1 enters
Pupil, which is located in object space focal plane, constitutes telecentric beam path in image space, it is ensured that the uniform relay lens system with double telecentric structure of illuminance of image plane
The pupil linking of system 2.For the laparoscope of different length specification requirement, relay mirror system 2 can by odd number group above-mentioned relay lens
Group composition.
As shown in Fig. 2 without intermediate image plane between objective system 1 of the present invention and relay system 2, it is ensured that high-resolution and
Less than the optical imagery of 1.1% distortion.
The first aperture diaphragm, and plano-concave are provided between the plano-concave mirror 12 and prism arrangement 13 of objective system 1 of the present invention
Spacing between the aperture diaphragm of mirror 12 and first is 1.5mm ~ 2.5mm.It ensure that and can rationally be separated when two-beam has interference,
Overcome limitation of the prism to aperture.
The front lens group of the relay mirror system and rear microscope group are formed by rod-like mirror 21, convex lens 22 and the gluing of concave mirror 23
Three glued rod-like mirrors.Wherein, convex lens is that, for undertaking focal power, plano-concave mirror is for correcting axial aberration.
As shown in figure 5, eyepiece system 3 of the present invention is designed as object space telecentric structure, to ensure and front end relay lens system
System 2 pupil linking, and according to directly by eyepiece system observe required for visual field and rear end camera chain visual field is wanted
Ask, determine the focal length of eyepiece system.ω=15.19 ° of the angle of visual field 2 of eyepiece system 3 of the present invention, the mm of exit pupil diameter 2.3 goes out
Interpupillary distance is from 13 mm.
The cemented doublet 32 of first cemented doublet 15 and second of the present invention is to pass through high temperature resistant by two lens
Ultraviolet photosensitive glue glued adhesion form, the resistant to elevated temperatures temperature of the ultraviolet light-sensitive emulsion is 125 DEG C ~ 135 DEG C.The benefit so designed
It is：Can not only balance color aberrations, and can guarantee that optical system can in high-temperature steam sterilization not recurring structure change.
Rod-like mirror 21, convex lens 22 and concave mirror 23 ultraviolet light-sensitive emulsion or the methanol glue of of the present invention three glued rod-like mirrors
Or optical epoxy glue glued adhesion, the resistant to elevated temperatures temperature of ultraviolet light-sensitive emulsion or the methanol glue or optical epoxy glue is 125
℃~135℃.The benefit so designed is：Ensure that rod-like mirror does not deform in high-temperature sterilization.
In order to ensure that operation is smoothed out, objective system 1 of the present invention first protection window 11 be quartz glass or
It is sapphire.The benefit so designed is：Sapphire hardness has reached 9, and quartzy hardness is 7.5, has effectively played protection and has made
With.
In order to ensure that operation is smoothed out, the Second Protection Window 36 of eyepiece system 3 of the present invention for quartz glass or
It is sapphire.The benefit so designed is：Sapphire hardness has reached 9, and quartzy hardness is 7.5, has effectively played protection and has made
With.
Objective system 1 of the present invention first protection window 11, plano-concave mirror 12, prism arrangement 13, the first planoconvex spotlight 14,
First cemented doublet 15, the first meniscus lens 16, the second planoconvex spotlight 17, the second meniscus lens 18 and the 3rd meniscus lens 19
Successively with ultraviolet light-sensitive emulsion or methanol glue or optical epoxy glue glued adhesion.The benefit so designed is：Plano-concave mirror is by big visual field
The incidence angle of light beam reduce rapidly, reduce senior aberration, follow-up eyeglass is balanced to residual aberration.
4th meniscus lens 31 of eyepiece system 3 of the present invention, the second cemented doublet 32, the 5th meniscus lens 33,
6th meniscus lens 34, convex lens 35 and Second Protection Window 36 are successively with ultraviolet light-sensitive emulsion or methanol glue or optical epoxy glue
It is glued.The benefit so designed is：The small size of intermediate image plane is imaged by eyepiece amplifies, while emergent pupil and human eye or follow-up card
Mouth matching, eyepiece balances the residual aberration after object lens are closed with rod microscope group.
It is the MTF curve, distortion curve, illuminance of image plane curve map, this hair of 30 ° of viewing directional angle laparoscopes as shown in Fig. 6,7,8
The bright optical system for disclosing a kind of external diameter for the hard pipe type laparoscope of 6 mm and 75 ° of visual fields, with high-resolution resolution ratio and abnormal
Become the optical imagery performance less than 1.1%.The objective system, without intermediate image plane, has corrected system well with relay system
Distort and be imaged there is provided the high-resolution in full filed.Described rod-like mirror relay system, is made up of the bar-shaped microscope group of odd number,
Axial aberration has been corrected well；Two symmetrically arranged rod-like mirrors constitute the relaying microscope group of one group of double telecentric structure.The mesh
Mirror system is object space telecentric structure, according to the requirement of rear end camera chain, meets ω=15.19 ° of the angle of visual field 2.Therefore, it is of the invention
The optical system of hard pipe type laparoscope there is high-resolution, low distortion, the optical imagery performance of 75 ° of visual fields.
Using the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (10)
1. a kind of hard pipe type endoscopic optical is imaged display system, including along the light direction of propagation and successively glued thing being integrated
Mirror system（1）, relay mirror system（2）And eyepiece system（3）, the relay mirror system（2）Positioned at objective system（1）With eyepiece system
System（3）Between；It is characterized in that：
The objective system（1）For anti-long distance structure, and objective system（1）Including along the light direction of propagation successively mutually glued the
One protection window（11）, plano-concave mirror（12）, prism arrangement（13）, the first planoconvex spotlight（14）, the first cemented doublet（15）, first
Meniscus lens（16）, the second planoconvex spotlight（17）, the second meniscus lens（18）With the 3rd meniscus lens（19）,
The prism arrangement（13）Refractive index be 1.8 ~ 2.1；
The relay mirror system（2）Relaying microscope group including n groups, every group of relaying microscope group is double telecentric structure, the relay lens
Group includes front lens group, middle microscope group and rear microscope group, and the front lens group and rear microscope group are three glued rod-like mirrors, and middle microscope group is convex lens
（24）, and convex lens（24）Center be provided with aperture diaphragm, the front lens group and rear microscope group are along convex lens（24）Aperture
Diaphragm is arranged symmetrically, wherein, n is odd number；
The eyepiece system（3）For object space telecentric structure, and eyepiece system（3）Including along the light direction of propagation mutually the glued 4th
Meniscus lens（31）, the second cemented doublet（32）, the 5th meniscus lens（33）, the 6th meniscus lens（34）, convex lens（35）
And Second Protection Window（36）；
The objective system（1）The 3rd meniscus lens（19）Positioned at relay mirror system（2）Front lens group side, concave mirror（23）
Positioned at eyepiece system（3）The 4th meniscus lens（31）Side.
2. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The objective system
（1）Prism arrangement（13）Including the first prism, the second prism and prism, set between first prism and the second prism
There is gap, and gap width is 3um ~ 5um；Second prism is mutually glued with prism.
3. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The objective system
（1）Plano-concave mirror（12）With prism arrangement（13）Between be provided with the first aperture diaphragm, and plano-concave mirror（12）With the first aperture diaphragm
Between spacing be 1.5mm ~ 2.5mm.
4. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The relay lens system
The front lens group of system and rear microscope group are by rod-like mirror（21）, convex lens（22）And concave mirror（23）The glued rod-like mirror of the three of gluing.
5. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The first pair of glue
Close lens（15）With the second cemented doublet（32）It is to be formed by two lens by resistant to elevated temperatures ultraviolet photosensitive glue glued adhesion, institute
The resistant to elevated temperatures temperature for stating ultraviolet light-sensitive emulsion is 125 DEG C ~ 135 DEG C.
6. the hard pipe type endoscopic optical imaging display system according to claim 1 or 4, it is characterised in that：Three glue
Close the rod-like mirror of rod-like mirror（21）, convex lens（22）And concave mirror（23）With ultraviolet light-sensitive emulsion or methanol glue or optical epoxy glue glue
Close, the resistant to elevated temperatures temperature of ultraviolet light-sensitive emulsion or the methanol glue or optical epoxy glue is 125 DEG C ~ 135 DEG C.
7. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The objective system
（1）First protection window（11）For quartz glass either sapphire.
8. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The eyepiece system
（3）Second Protection Window（36）For quartz glass either sapphire.
9. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The objective system
（1）First protection window（11）, plano-concave mirror（12）, prism arrangement（13）, the first planoconvex spotlight（14）, the first cemented doublet
（15）, the first meniscus lens（16）, the second planoconvex spotlight（17）, the second meniscus lens（18）With the 3rd meniscus lens（19）Successively
With ultraviolet light-sensitive emulsion or methanol glue or optical epoxy glue glued adhesion.
10. hard pipe type endoscopic optical according to claim 1 is imaged display system, it is characterised in that：The eyepiece system
System（3）The 4th meniscus lens（31）, the second cemented doublet（32）, the 5th meniscus lens（33）, the 6th meniscus lens（34）、
Convex lens（35）And Second Protection Window（36）Successively with ultraviolet light-sensitive emulsion or methanol glue or optical epoxy glue glued adhesion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710523069.6A CN107102433B (en) | 2017-06-30 | 2017-06-30 | Display system is imaged in hard pipe type endoscopic optical |
| PCT/CN2018/090973 WO2019001274A1 (en) | 2017-06-30 | 2018-06-13 | Display system for optical imaging of rigid-tube endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710523069.6A CN107102433B (en) | 2017-06-30 | 2017-06-30 | Display system is imaged in hard pipe type endoscopic optical |
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| Publication Number | Publication Date |
|---|---|
| CN107102433A true CN107102433A (en) | 2017-08-29 |
| CN107102433B CN107102433B (en) | 2019-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710523069.6A Active CN107102433B (en) | 2017-06-30 | 2017-06-30 | Display system is imaged in hard pipe type endoscopic optical |
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| CN (1) | CN107102433B (en) |
| WO (1) | WO2019001274A1 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051913A (en) * | 2017-12-28 | 2018-05-18 | 北京凡星光电医疗设备股份有限公司 | A kind of endoscopic system and endoscopic camera optical system integrated design method |
| WO2019001274A1 (en) * | 2017-06-30 | 2019-01-03 | 鹰利视医疗科技有限公司 | Display system for optical imaging of rigid-tube endoscope |
| CN109620103A (en) * | 2019-01-03 | 2019-04-16 | 鹰利视医疗科技有限公司 | The 30 ° of abdominal cavity viewing directional angle 4K endoscope objective lens |
| WO2019127245A1 (en) * | 2017-12-28 | 2019-07-04 | 北京凡星光电医疗设备股份有限公司 | Endoscope system and integrated design method for endoscope camera optical system |
| CN111624742A (en) * | 2020-07-17 | 2020-09-04 | 合肥工业大学 | Large-view-field long-optical-path detection objective optical system |
| CN112006639A (en) * | 2019-05-31 | 2020-12-01 | 北京点阵虹光光电科技有限公司 | Imaging lens of electronic endoscope |
| CN114637098A (en) * | 2022-04-08 | 2022-06-17 | 鹰利视医疗科技有限公司 | Objective lens structure of 8K laparoscope |
| CN114839759A (en) * | 2022-04-08 | 2022-08-02 | 长春理工大学 | Microscope endoscope objective system with viewing direction prism |
| CN115097601A (en) * | 2022-06-22 | 2022-09-23 | 上海微觅医疗器械有限公司 | Endoscope optical system, endoscope objective lens, and endoscope |
| CN117389025A (en) * | 2023-12-08 | 2024-01-12 | 之江实验室 | Endoscopic microscope objective assembly and endoscopic probe |
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| CN111624742A (en) * | 2020-07-17 | 2020-09-04 | 合肥工业大学 | Large-view-field long-optical-path detection objective optical system |
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| CN107102433B (en) | 2019-08-20 |
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