FR2378293B3 - - Google Patents
Info
- Publication number
- FR2378293B3 FR2378293B3 FR7800464A FR7800464A FR2378293B3 FR 2378293 B3 FR2378293 B3 FR 2378293B3 FR 7800464 A FR7800464 A FR 7800464A FR 7800464 A FR7800464 A FR 7800464A FR 2378293 B3 FR2378293 B3 FR 2378293B3
- Authority
- FR
- France
- 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.)
- Expired
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
- G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Microscoopes, Condenser (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB228577A GB1586701A (en) | 1977-01-20 | 1977-01-20 | Disc with line transmitters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2378293A1 FR2378293A1 (en) | 1978-08-18 |
| FR2378293B3 true FR2378293B3 (en) | 1980-10-03 |
Family
ID=9736875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7800464A Granted FR2378293A1 (en) | 1977-01-20 | 1978-01-09 | MAGNIFYING OPTICAL SYSTEM |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5393024A (en) |
| CA (1) | CA1098352A (en) |
| CH (1) | CH619791A5 (en) |
| DE (1) | DE2801262C2 (en) |
| FR (1) | FR2378293A1 (en) |
| GB (1) | GB1586701A (en) |
| SE (1) | SE425579B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3224227C1 (en) * | 1982-06-29 | 1983-12-15 | C. Reichert Optische Werke AG, 1170 Wien | Projection device for microscopes |
| FR2638858B1 (en) * | 1988-11-04 | 1991-02-08 | Rossignol Gerard | OPTO-MECHANICAL THREE-DIMENSIONAL IMAGE PROJECTION AND OBSERVATION DEVICE |
| GB9310077D0 (en) * | 1993-05-17 | 1993-06-30 | Freeman Robin J | Optical instrument |
| US6028704A (en) * | 1993-05-17 | 2000-02-22 | Freeman; Robin John | Optical instrument and optical element thereof |
| US6608720B1 (en) | 1997-06-02 | 2003-08-19 | Robin John Freeman | Optical instrument and optical element thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3453035A (en) * | 1963-11-04 | 1969-07-01 | Diffraction Ltd Inc | Optical system with diffraction grating screen |
| GB1275917A (en) * | 1968-12-12 | 1972-06-01 | Vision Eng | Improvements in high magnification optical apparatus |
| JPS5019936A (en) * | 1973-06-28 | 1975-03-03 |
-
1977
- 1977-01-20 GB GB228577A patent/GB1586701A/en not_active Expired
- 1977-12-15 SE SE7714278A patent/SE425579B/en not_active IP Right Cessation
-
1978
- 1978-01-09 CH CH16978A patent/CH619791A5/en not_active IP Right Cessation
- 1978-01-09 JP JP60278A patent/JPS5393024A/en active Pending
- 1978-01-09 FR FR7800464A patent/FR2378293A1/en active Granted
- 1978-01-12 DE DE19782801262 patent/DE2801262C2/en not_active Expired
- 1978-01-19 CA CA295,266A patent/CA1098352A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1098352A (en) | 1981-03-31 |
| CH619791A5 (en) | 1980-10-15 |
| DE2801262A1 (en) | 1978-07-27 |
| SE7714278L (en) | 1978-07-21 |
| JPS5393024A (en) | 1978-08-15 |
| SE425579B (en) | 1982-10-11 |
| FR2378293A1 (en) | 1978-08-18 |
| DE2801262C2 (en) | 1984-01-19 |
| GB1586701A (en) | 1981-03-25 |