CN210446983U - 一种大视场眼底相机均匀照明系统 - Google Patents
一种大视场眼底相机均匀照明系统 Download PDFInfo
- Publication number
- CN210446983U CN210446983U CN201920703565.4U CN201920703565U CN210446983U CN 210446983 U CN210446983 U CN 210446983U CN 201920703565 U CN201920703565 U CN 201920703565U CN 210446983 U CN210446983 U CN 210446983U
- Authority
- CN
- China
- Prior art keywords
- lens
- light
- lens group
- light source
- illumination
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005286 illumination Methods 0.000 title claims abstract description 53
- 210000002747 omentum Anatomy 0.000 claims abstract description 17
- 210000001525 retina Anatomy 0.000 abstract description 19
- 210000004087 cornea Anatomy 0.000 abstract description 13
- 230000000007 visual effect Effects 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000003384 imaging method Methods 0.000 description 25
- 210000001747 pupil Anatomy 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 5
- 230000002207 retinal effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 241000276498 Pollachius virens Species 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920703565.4U CN210446983U (zh) | 2019-05-15 | 2019-05-15 | 一种大视场眼底相机均匀照明系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920703565.4U CN210446983U (zh) | 2019-05-15 | 2019-05-15 | 一种大视场眼底相机均匀照明系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210446983U true CN210446983U (zh) | 2020-05-05 |
Family
ID=70437727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920703565.4U Active CN210446983U (zh) | 2019-05-15 | 2019-05-15 | 一种大视场眼底相机均匀照明系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210446983U (zh) |
-
2019
- 2019-05-15 CN CN201920703565.4U patent/CN210446983U/zh active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN213934926U (zh) | 一种眼球追踪模组 | |
CN105852798B (zh) | 广域眼底相机 | |
CN110141188B (zh) | 一种大视场眼底相机均匀照明方法及系统 | |
US9743832B2 (en) | Apparatus for corneal shape analysis and method for determining a corneal thickness | |
CN107997737B (zh) | 眼部成像系统、方法及装置 | |
CN105662333A (zh) | 一种便携式广角眼底成像装置及方法 | |
ES2787207T3 (es) | Oftalmoscopios | |
CN112932406B (zh) | 一种眼底相机光学系统 | |
CN103598872A (zh) | 一种眼底照相机 | |
EP3360463B1 (en) | Apparatus and method for non-contact examination of eye | |
CN111134616A (zh) | 一种眼底相机照明系统及眼底相机 | |
CN210446983U (zh) | 一种大视场眼底相机均匀照明系统 | |
CN215959822U (zh) | 一种眼底相机照明系统 | |
CN108567409B (zh) | 一种离轴反射镜视网膜成像系统 | |
US9084540B2 (en) | Eye examining instrument | |
CN212415705U (zh) | 一种眼底相机照明系统及眼底相机 | |
CN102885609B (zh) | 一种眼部成像的系统 | |
CN112472022A (zh) | 手持式眼底照相机的光学结构 | |
CN207125715U (zh) | 一种离轴反射镜视网膜成像系统 | |
US10123690B2 (en) | System and method for measuring dysphotopsia | |
CN104434025A (zh) | 一种用于眼底成像的大视场照明装置 | |
CN115644795B (zh) | 手术显微镜系统及手术显微镜 | |
CN220109716U (zh) | 屈光地形图光学系统 | |
CN117204810B (zh) | 一种眼底成像装置 | |
CN102885608B (zh) | 一种眼部成像的系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: DONGGUAN LVBANG INTELLIGENT TECHNOLOGY Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2022990000856 Denomination of utility model: A uniform illumination system for large field fundus camera Granted publication date: 20200505 License type: Common License Record date: 20221031 |
|
EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: DONGGUAN LVBANG INTELLIGENT TECHNOLOGY Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2022990000856 Date of cancellation: 20240408 |