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GCM-57 Iris Diaphragms

GCM-57 Iris Diaphragms

The iris diaphragm offers a continuously variable aperture for a variety of optical systems. Moving the shift lever changes the diameter of the iris diaphragm. The threaded hole A is used for mounting the diaphragm on a post. Comes without posts.

GCM-57 Iris Diaphragms

Catalog No. A Ø D Ø dmin Ø dmax T Weight (g)
GCM-5701M M4 50 2.0 29 18 40
GCM-5702M M4 19 1.0 12 5 10

All dimensions are in mm unless otherwise specified.

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