'Universal' Exposure Meter

J. H. Smith Universal Actinometer. Folder with instructions and tables, containing actinometer card with calculator. Manufactured by Dr J H Smith and Co., Zurich. (M37)

Details

Category:
Printed Materials & Ephemera
Collection:
Kodak Collection
Object Number:
1990-5036/534
Materials:
paper (fibre product), metal (unknown) and cardboard
Measurements:
overall: 95 mm x 140 mm x 2 mm,
type:
exposure meter
credit:
The Kodak Collection at the National Media Museum, Bradford