Phonofilm optical sound recorder slit system

Phonofilm optical sound recorder slit system. R & J Beck Ltd, London, for De Forest Phonofilms. Angled tube with slit in centre, lens one end, objective lens at other. No 134C.

Details

Category:
Cinematography
Collection:
Kodak Collection
Object Number:
1990-5036/7866
type:
optical sound recorder
credit:
The Kodak Collection at the National Media Museum, Bradford