Orthoscopic eyepiece (catalogue no.E100) focal length 4mm

Orthoscopic eyepiece (catalogue no

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Orthoscopic eyepiece (catalogue no
Science Museum Group
© The Board of Trustees of the Science Museum

Orthoscopic eyepiece (catalogue no.E100) focal length 4mm, field of view 40 degrees, weight 1oz, bloomed

Details

Category:
Optics
Object Number:
1980-536
type:
eyepiece
credit:
English, H.W.