1 in. f/1.5 lens with diaphragm

1 in. f/1.5 lens with diaphragm

Lens

J. H. Dallmeyer Ltd.

Maker
English, 1860–1960

1 in. f/1.5 lens with diaphragm

1935
Metal and glass
Overall: 1 1/2 × 1 1/2 × 1 1/4 in. (3.8 × 3.8 × 3.2 cm)
Gift of Harry G. Morse
DescriptionJappaned-black, cylindrical, 1 inch, f/1.5 lens with aperture control dial, and lens hood.
Inscriptions Engraved in metal on front of lens: DALLMEYER No130278 LONDON, 1" F/1.5 / Engraved in black on front of lens: 16, 11, 8, 5.6, 4, 2.8, 2, 1.5, 2, 3, 4, 6, INF., FEET / Inscribed in white on back of lens: 81:2299:11

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