
doublet lens
- Made:
- circa 1860 in London

Doublet lens F.6, 9 inch f.l. Non achromatic type, entirely uncorrected. Ross, c.1860
Details
- Category:
- Photographic Technology
- Collection:
- Arthur Frank Collection
- Object Number:
- 1979-559/1469
- Materials:
- glass
- Measurements:
-
overall: 56 mm 60 mm,
- type:
- lens
- credit:
- The Arthur Frank Collection