GB590178A - Device for use in viewing photographic and other transparencies under magnified conditions - Google Patents
Device for use in viewing photographic and other transparencies under magnified conditionsInfo
- Publication number
- GB590178A GB590178A GB1428544A GB1428544A GB590178A GB 590178 A GB590178 A GB 590178A GB 1428544 A GB1428544 A GB 1428544A GB 1428544 A GB1428544 A GB 1428544A GB 590178 A GB590178 A GB 590178A
- Authority
- GB
- United Kingdom
- Prior art keywords
- viewing
- lens
- transparency
- housed
- group
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 abstract 2
- 230000001070 adhesive Effects 0.000 abstract 1
- 239000000853 adhesive Substances 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 230000001681 protective Effects 0.000 abstract 1
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
- G02B27/02—Viewing or reading apparatus
- G02B27/022—Viewing apparatus
- G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies
- G02B27/025—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies and magnifying means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
590,178. Viewing-apparatus. MORGAN, J. G. Y. D. July 26, 1944, No. 14285. [Class 97 (i)] A device for viewing a transparency comprises a hollow open-ended body member adapted to receive a lens at one end and a transparency at the other, a frame being provided to carry the lens and form a raised ridge about the end of said body member. As shown, the rectangular section body 1 has a flanged end 3 to which the lens 2 is attached by adhesive material 4. The transparency 5, formed into a slide with protective glass plates 6, 7 is housed in a pocket formed by a sheet of material 8 attached to the body. The rear wall 9 of the pocket has a viewing aperture. The device may be housed in one of the apertures in the display card described in Specification 521,338, [Group XV], and viewed with an illuminating device as described in Specification 521,337, [Group XV].
Publications (1)
Publication Number | Publication Date |
---|---|
GB590178A true GB590178A (en) | 1947-07-10 |
Family
ID=1730607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1428544A Expired GB590178A (en) | 1944-07-26 | Device for use in viewing photographic and other transparencies under magnified conditions |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB590178A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2155651A (en) * | 1984-03-07 | 1985-09-25 | Peter Colin Roy Nightingale | Stereo-visual simulator |
-
1944
- 1944-07-26 GB GB1428544A patent/GB590178A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2155651A (en) * | 1984-03-07 | 1985-09-25 | Peter Colin Roy Nightingale | Stereo-visual simulator |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1245540A (en) | Device for dispersing air in sewage | |
GB590178A (en) | Device for use in viewing photographic and other transparencies under magnified conditions | |
GB747311A (en) | Improvements relating to goggles for aviators | |
GB598824A (en) | Improvements in or relating to display devices, holders or the like | |
GB846523A (en) | Photographic objective | |
FR899027A (en) | Device for fixing flat objects behind a transparent sheet | |
GB849485A (en) | Improvements relating to viewing slides | |
AU122614B2 (en) | Improvements in or relating to flexible transparent lenticular optical sheets, and articles and signs including the flexible transparent lenticular optical sheet | |
GB587898A (en) | Improvements in devices for assembling plates of glass or other material | |
GB583703A (en) | An improved holder for transparencies for optical projection or viewing | |
AU210230B2 (en) | Improvements in or relating to cinematograph film projectors inwhich the lens objective holder is movable to achieve sharp adjustment | |
AU122755B2 (en) | Improvement in airspaced supports for photographic film and color prints | |
CA422478A (en) | Advertising display card | |
AU2194456A (en) | Improvements in or relating to cinematograph film projectors inwhich the lens objective holder is movable to achieve sharp adjustment | |
GB709967A (en) | Improvements in or relating to stereoscopic apparatus | |
AU1364144A (en) | Improvement in airspaced supports for photographic film and color prints | |
AU207439B2 (en) | Illuminating sign with light flux penetrating the edge portions of advertising elements orthe like | |
GB421132A (en) | Improvements in or relating to announcement slides or the like for use in cinematograph and similar projectors | |
GB580781A (en) | A holder or stand for mirrors, glass frames and the like | |
FR1160621A (en) | Lighting device for indicator panel combined with advertising box | |
ES161734U (en) | Photographers for vision by transparency. (Machine-translation by Google Translate, not legally binding) | |
CA418495A (en) | Advertising means or indicating sign | |
FR988519A (en) | Improvement in the drawing of sheet glass | |
AU123194B2 (en) | Improvements in and relating to photographic film and supports therefor | |
AU156461B2 (en) | Improvements in or relating to photosensitive self-developing film assemblies and magazines therefor |