McMurty Photometer

Made:
1914-1924 in Chicago
maker:
McMurty and Co.

McMurty Photometer. Extinction type meter, card with rotating sector wheel which reduces the aperture for viewing, continuously. Manufactured by McMurtry and Co., Chicago.

Details

Category:
Photographic Technology
Object Number:
1990-5036/539
Materials:
cardboard, metal (unknown), paper (fibre product)
type:
photometer
taxonomy:
  • measuring device
  • light measuring device
credit:
The Kodak Collection at the National Media Museum, Bradford
status:
Permanent collection

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