ATA100874A - DEVICE FOR ADJUSTING THE FOCAL LENGTH OF A LENS - Google Patents
DEVICE FOR ADJUSTING THE FOCAL LENGTH OF A LENSInfo
- Publication number
- ATA100874A ATA100874A AT100874A AT100874A ATA100874A AT A100874 A ATA100874 A AT A100874A AT 100874 A AT100874 A AT 100874A AT 100874 A AT100874 A AT 100874A AT A100874 A ATA100874 A AT A100874A
- Authority
- AT
- Austria
- Prior art keywords
- lens
- adjusting
- focal length
- focal
- length
- Prior art date
Links
Classifications
-
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/02—Focusing arrangements of general interest for cameras, projectors or printers moving lens along baseboard
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Focusing (AREA)
- Friction Gearing (AREA)
- Non-Flushing Toilets (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT100874A AT329296B (en) | 1974-02-08 | 1974-02-08 | DEVICE FOR ADJUSTING THE FOCAL LENGTH OF A LENS |
JP1285275U JPS5194525U (en) | 1974-02-08 | 1975-01-28 | |
JP1286275U JPS554802Y2 (en) | 1974-02-08 | 1975-01-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT100874A AT329296B (en) | 1974-02-08 | 1974-02-08 | DEVICE FOR ADJUSTING THE FOCAL LENGTH OF A LENS |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA100874A true ATA100874A (en) | 1975-07-15 |
AT329296B AT329296B (en) | 1976-05-10 |
Family
ID=3504801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT100874A AT329296B (en) | 1974-02-08 | 1974-02-08 | DEVICE FOR ADJUSTING THE FOCAL LENGTH OF A LENS |
Country Status (2)
Country | Link |
---|---|
JP (2) | JPS554802Y2 (en) |
AT (1) | AT329296B (en) |
-
1974
- 1974-02-08 AT AT100874A patent/AT329296B/en not_active IP Right Cessation
-
1975
- 1975-01-28 JP JP1286275U patent/JPS554802Y2/ja not_active Expired
- 1975-01-28 JP JP1285275U patent/JPS5194525U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AT329296B (en) | 1976-05-10 |
JPS5194525U (en) | 1976-07-29 |
JPS554802Y2 (en) | 1980-02-05 |
JPS5181734U (en) | 1976-06-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |