Lens showing manufacture process
Bi-convex lens with both curves polished and edged to finished diameter, one of eleven glass lenses in various stages of polishing and grinding to make an achromatic doublet lens, by J. H. Dallmeyer Limited, London, England, 1950-1983
Details
- Category:
- Optics
- Object Number:
- 1983-1051/10
- Materials:
- glass
- Measurements:
-
overall: 10 mm 35 mm, .018kg
- type:
- lens - component