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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ernemann Werke AG
Original Assignee
Ernemann Werke AG
Publication date
Priority to DEE30790DpriorityCriticalpatent/DE417241C/en
Application grantedgrantedCritical
Publication of DE417241CpublicationCriticalpatent/DE417241C/en
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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Lens Barrels
(AREA)
Description
Abb. 2.Fig. 2.
Claims (2)
Patent-Ansprüche:Patent Claims:1. Vorrichtung zum Verstellen von Objektiven, die in einem Fassungsrohr verschiebbar
sind, dadurch gekennzeichnet, daß die Objektivfassung mit Stahlbändern (Drahtseilen) (e, e') verbunden ist, deren
freie Enden wechselweise in der einen und in der anderen Richtung um eine auf dem
Fassungsrohr (b) befestigte Welle (d) herumgeschlungen und an dieser befestigt
sind.1. A device for adjusting lenses which can be displaced in a mount tube, characterized in that the lens mount is connected to steel bands (wire ropes) (e, e ') , the free ends of which alternate in one direction and in the other the shaft (d ) attached to the socket tube (b) are looped around and attached to this.2. Vorrichtung zum Verstellen von Objektiven nach Anspruch 1, dadurch gekennzeichnet,
daß die Spannung der Stahlbänder (e) mittels Schrauben (/)
einstellbar ist.2. Device for adjusting lenses according to claim 1, characterized in that the tension of the steel belts (e) is adjustable by means of screws (/).