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Included in this lot of Edmund Salvage Company Optical Lenses in original envelopes are:1. Double-Convex (Diameter 15 mm, Focal Length 19 mm)
2. Double Convex (Diameter 17 mm, Focal Length 14.9 mm)
3. Plano Convex (Diameter 10 mm, Focal Length 22.1 mm) UNOPENED
4. Plano Convex (Diameter 12.5 mm, Focal Length 38 mm) UNOPENED
5. Plano-Concave (Diameter 17 mm, Focal Length .30 mm)
6. Double-Convex (Diameter 12.5 mm, Focal Length 10 mm)
7. Double Convex (Diameter 6 mm, Focal Length 15 mm) Note: 15 crossed out and marked 8.6
8. Double-Convex (Diameter 14 mm, Focal Length 33 mm)
9. Plano-Convex (Diameter 6x10 mm, Focal Length 29 mm)
10. Double Convex (Diameter 29 mm, Focal Length 26 mm)
11. Double Convex (Diameter 18.5 mm, Focal Length 22 mm)
12. Double-Convex (Diameter 7.5 sq mm, Focal Length 18 mm)
13. One Lens (unidentified type) (Diameter 41 mm, Focal Length 393 mm)
14. Plano Convex (Diameter 14 mm, Focal Length 26 mm)
15. Stock No. 2092 One Window (Diameter 32 mm)
16. Plano-Concave (Diameter 17 mm, Focal Length .30 mm)There are from a scientist’s estate and I can’t vouch for their condition or usability. Two are unopened so may be in new condition. FREE SHIPPING.
