![](https://coimages.sciencemuseumgroup.org.uk/169/551/large_thumbnail_1990_5036_6955_1.jpg)
Rectangular shaped matt, metal, with rectangle shaped aperture with the top two corners curved.
Details
- Category:
- Photographic Technology
- Object Number:
- 1982-1201/4
- Materials:
- metal (unknown)
- Measurements:
-
overall: 88 mm x 75 mm
- type:
- matt
- credit:
- Price, Miss. Marion