LENSES, FOR RAY BOX |
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| LENSES, FOR RAY BOX
(1413) |
Optically worked faces, ground edges, white glass, well polished size 50x45mm.
Cat. No. 1413/1 Plano Convex.
Focal Length 6cm Focal Length 7.5cm
Focal Length 10cm Focal Length 15cm
Cat. No. 1413/B Plano Concave.
Focal Length 6cm Focal Length 15cm
Focal Length 30cm
Cat. No. 14131/C Bi-Convex.
Focal Length 7.5cm Focal Length 15cm
Focal Length 20cm
Cat. No. 1413/D Bi-Concave.
Focal Length 7cm Focal Length 15cm
Focal Length 20cm
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