Patent · US Expired

Film guide for a movie camera

US6457827B1 · kind B1 · utility

5Cited by
11References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 22, 1999
Grant dateOct 1, 2002
Priority date
Expiry dateDec 22, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B1/48
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A film guide for a movie camera 1 with a distance window 5 positioned in the shooting path of rays 3 of the movie camera 1, whereby this distance window 5 has a picture gate 52 and a platen 7a, between which the movie film 6 is moved. At least the upper surface of the platen 7a facing the movie film 6 is formed in a ray-absorbing or non-reflecting way.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.