DE139681C - - Google Patents
Info
- Publication number
- DE139681C DE139681C DENDAT139681D DE139681DA DE139681C DE 139681 C DE139681 C DE 139681C DE NDAT139681 D DENDAT139681 D DE NDAT139681D DE 139681D A DE139681D A DE 139681DA DE 139681 C DE139681 C DE 139681C
- Authority
- DE
- Germany
- Prior art keywords
- rod
- vignetting
- axis
- disc
- lens
- 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.)
- Active
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
- G03B27/00—Photographic printing apparatus
- G03B27/02—Exposure apparatus for contact printing
- G03B27/14—Details
- G03B27/28—Edge-masking devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lens Barrels (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE139681C true DE139681C (en:Method) |
Family
ID=407408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT139681D Active DE139681C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE139681C (en:Method) |
-
0
- DE DENDAT139681D patent/DE139681C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2512424C2 (de) | Verstelleinrichtung für photographische, kinematographische oder reprographische Objektive | |
| DE2053020B2 (de) | Praezisions-objektivisch fuer ein optisches mikroskop | |
| DE2715646A1 (de) | Verstelleinrichtung zur fokussierung von objektiven | |
| DE139681C (en:Method) | ||
| DE564727C (de) | Schere zum Schneiden insbesondere von Knueppeln, profiliertem Schneidgut u. dgl. | |
| DE2712516A1 (de) | Halterung und stellmechanismus eines zoom-objektivs | |
| DE3224344C2 (de) | Optisches Kopiergerät | |
| DE129970C (en:Method) | ||
| DE2115205C3 (de) | Einrichtung zum Verstellen der Schärfeebene eines Objektives in einem Mikrofilmlesegerät | |
| DE618837C (de) | Photographisches Entzerrungsgeraet | |
| DE602362C (en:Method) | ||
| DE2052341B2 (de) | Maschinen zum Schleifen und/oder Polieren der Oberflächen von plattenförmigen Werkstücken | |
| DE95196C (en:Method) | ||
| DE889546C (de) | Projektionsgeraet mit Parallelogrammgestaengefuehrung und selbsttaetigem Parallaxenausgleich | |
| DE110864C (en:Method) | ||
| DE163928C (en:Method) | ||
| DE89838C (en:Method) | ||
| DE99424C (en:Method) | ||
| DE253856C (en:Method) | ||
| DE273243C (en:Method) | ||
| DE114452C (en:Method) | ||
| DE46044C (de) | Neuerung an zusammenlegbaren photographischen Cameras | |
| DE507264C (de) | Vorrichtung zur photographischen Vervielfaeltigung auf lithographischem Stein, Glas, Metall o. dgl. | |
| DE180857C (en:Method) | ||
| DE158936C (en:Method) |