Collimator for measuring flatness of surfaces

Made:: 1940

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Metro Collimator no
Science Museum Group
© The Board of Trustees of the Science Museum

Metro Collimator no. 2, 1940 for measuring flatness of surfaces by optical means

Details

Category:: Industrial Metrology

Object Number:: 1983-393

Materials:: steel , brass & glass

Measurements:: 25 x 25 x 10 cm

type:: auto collimator

credit:: National Physical Laboratory.

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Collimator for measuring flatness of surfaces

Details

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