BE734160A - - Google Patents
Info
- Publication number
- BE734160A BE734160A BE734160DA BE734160A BE 734160 A BE734160 A BE 734160A BE 734160D A BE734160D A BE 734160DA BE 734160 A BE734160 A BE 734160A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/02—Details
-
- 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
- G03B13/18—Focusing aids
- G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Focusing (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Lens Barrels (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73527868A | 1968-06-07 | 1968-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE734160A true BE734160A (xx) | 1969-11-17 |
Family
ID=24955112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE734160D BE734160A (xx) | 1968-06-07 | 1969-06-06 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3538832A (xx) |
| AT (1) | AT296007B (xx) |
| BE (1) | BE734160A (xx) |
| CH (1) | CH493826A (xx) |
| DE (1) | DE1928790A1 (xx) |
| FR (1) | FR2010388A1 (xx) |
| GB (1) | GB1211838A (xx) |
| NL (1) | NL141655B (xx) |
| SE (1) | SE338917B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3675559A (en) * | 1969-12-31 | 1972-07-11 | Bell & Howell Co | Pendulous type rangefinder for optical instrument |
| US4000501A (en) * | 1971-11-13 | 1976-12-28 | Canon Kabushiki Kaisha | Optical instrument with a zoom lens structure |
| US5276555A (en) * | 1992-11-23 | 1994-01-04 | Corning Incorporated | Focus adjustment assemblies for projection television |
-
1968
- 1968-06-07 US US735278A patent/US3538832A/en not_active Expired - Lifetime
-
1969
- 1969-05-28 GB GB27019/69A patent/GB1211838A/en not_active Expired
- 1969-06-05 SE SE07964/69A patent/SE338917B/xx unknown
- 1969-06-06 AT AT541569A patent/AT296007B/de not_active IP Right Cessation
- 1969-06-06 CH CH884769A patent/CH493826A/fr not_active IP Right Cessation
- 1969-06-06 NL NL696908647A patent/NL141655B/xx unknown
- 1969-06-06 FR FR6918792A patent/FR2010388A1/fr not_active Withdrawn
- 1969-06-06 DE DE19691928790 patent/DE1928790A1/de active Pending
- 1969-06-06 BE BE734160D patent/BE734160A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT296007B (de) | 1972-01-25 |
| NL141655B (nl) | 1974-03-15 |
| CH493826A (fr) | 1970-07-15 |
| FR2010388A1 (xx) | 1970-02-13 |
| SE338917B (xx) | 1971-09-20 |
| US3538832A (en) | 1970-11-10 |
| DE1928790A1 (de) | 1970-01-02 |
| NL6908647A (xx) | 1969-12-09 |
| GB1211838A (en) | 1970-11-11 |