GB9103094D0 - Ghost eliminating apparatus of total reflection prism - Google Patents
Ghost eliminating apparatus of total reflection prismInfo
- Publication number
- GB9103094D0 GB9103094D0 GB919103094A GB9103094A GB9103094D0 GB 9103094 D0 GB9103094 D0 GB 9103094D0 GB 919103094 A GB919103094 A GB 919103094A GB 9103094 A GB9103094 A GB 9103094A GB 9103094 D0 GB9103094 D0 GB 9103094D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- total reflection
- reflection prism
- eliminating apparatus
- ghost eliminating
- ghost
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
-
- 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
- G02B23/14—Viewfinders
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/02—Viewfinders
- G03B13/06—Viewfinders with lenses with or without reflectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Astronomy & Astrophysics (AREA)
- Viewfinders (AREA)
- Lenses (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3301290A JPH03236031A (en) | 1990-02-14 | 1990-02-14 | Ghost removing structure for total reflection prism |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9103094D0 true GB9103094D0 (en) | 1991-04-03 |
GB2241081A GB2241081A (en) | 1991-08-21 |
Family
ID=12374910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9103094A Withdrawn GB2241081A (en) | 1990-02-14 | 1991-02-14 | Ghost-eliminating apparatus of total reflection prism |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPH03236031A (en) |
DE (2) | DE9116469U1 (en) |
FR (1) | FR2658306A1 (en) |
GB (1) | GB2241081A (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5564223A (en) * | 1978-11-09 | 1980-05-14 | Ricoh Co Ltd | Bright frame type finder |
JPS55151601A (en) * | 1979-05-15 | 1980-11-26 | Minolta Camera Co Ltd | Pentagonal prism for camera finder |
US4278339A (en) * | 1979-05-18 | 1981-07-14 | Minolta Camera Kabushiki Kaisha | Pentagonal prism module for camera viewfinder |
JP2544427B2 (en) * | 1988-02-17 | 1996-10-16 | オリンパス光学工業株式会社 | Finder optical system |
JP2559323B2 (en) * | 1992-12-28 | 1996-12-04 | タキイ種苗株式会社 | Graft support |
-
1990
- 1990-02-14 JP JP3301290A patent/JPH03236031A/en active Pending
-
1991
- 1991-02-08 FR FR9101461A patent/FR2658306A1/en active Pending
- 1991-02-14 DE DE9116469U patent/DE9116469U1/en not_active Expired - Lifetime
- 1991-02-14 GB GB9103094A patent/GB2241081A/en not_active Withdrawn
- 1991-02-14 DE DE19914104546 patent/DE4104546A1/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
FR2658306A1 (en) | 1991-08-16 |
DE4104546A1 (en) | 1991-08-22 |
GB2241081A (en) | 1991-08-21 |
DE9116469U1 (en) | 1992-11-05 |
JPH03236031A (en) | 1991-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0468715A3 (en) | Adiabatic reflection apparatus | |
EP0451681A3 (en) | Optical apparatus | |
HK112697A (en) | Optical apparatus | |
GB2217867B (en) | Optical time delay apparatus | |
EP0550036A3 (en) | Optical apparatus | |
GB2249195B (en) | Optical display apparatus | |
GB2250824B (en) | Flowmeter proving apparatus | |
EP0483566A3 (en) | Automatic quantity of urine-measuring apparatus | |
GB9117046D0 (en) | Focus sensing apparatus using frustrated total reflection | |
GB9020285D0 (en) | Optical apparatus | |
EP0487294A3 (en) | Optical disk apparatus | |
GB8916894D0 (en) | Acoustic lens apparatus | |
GB2244583B (en) | Transaction apparatus | |
EP0446775A3 (en) | Electrophotography apparatus | |
EP0448022A3 (en) | Image-forming apparatus | |
GB2239840B (en) | Electrophotographic apparatus | |
GB2248425B (en) | Fixing apparatus | |
EP0470825A3 (en) | Optical gauging apparatus | |
GB9103094D0 (en) | Ghost eliminating apparatus of total reflection prism | |
EP0432968A3 (en) | Ghost canceller | |
GB9022485D0 (en) | Speaking measuring apparatus | |
GB9020175D0 (en) | Optical apparatus | |
EP0416895A3 (en) | Electrostatographic apparatus | |
EP0453161A3 (en) | Optical recording apparatus | |
EP0468794A3 (en) | Optical apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |