Brass between lens shutter, scissor operated blades. Six position adjustable tension spring. Pneumatic release valve. C. Porsche, c.1886.
Details
- Category:
- Photographic Technology
- Collection:
- Kodak Collection
- Object Number:
- 1990-5036/1223
- Materials:
- brass
- type:
- shutter
- credit:
- The Kodak Collection at the National Media Museum, Bradford
