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Objective lens
Objective lens
Eyepiece lens

Inv. 2588
V.22 Objective lens
End of the seventeenth century
Glass, wood
Diameter 235 mm


A large biconvex objective lens mounted in a wooden ring. The diameter of the lens alone is 180 mm, the aperture 168 mm, the focal length 18.4 m. The glass, which has a slight green tint, shows elliptical inclusions and bubbles. The surfaces of the lens are scratched.

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