Condensing lens, 4in. diameter, for projection

Condensing lens, 4in. diameter, for projection

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Condensing lens, 4in. diameter, for projection
Science Museum Group
© The Board of Trustees of the Science Museum

Condensing lens, 4in. diameter, for projection

Details

Category:
Optics
Object Number:
1876-952
Materials:
brass (copper, zinc alloy) and paint
type:
lens - component
credit:
Duboscq, J.