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Method for testing focusing of telescopic system
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Method of recording spectral signal in raster-type spectrometer
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Device for controlling parallelism of axes of objects
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Device for measuring visual field of telescopic system
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Apparatus for determination of distortion
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Device for measuring displacement of telescope system exit pupil
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Device for measurement of optical parameters of optical systems
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Focometer
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Device for measuring image angle of rotation of telescopic system
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Binocular instrument optical axes parallelism checker
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Device for control of angle of beam deflection and of pyramidality of prisms ap-@@@
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Device for control of angle of a prism
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Surface finishing method
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Mirror lens
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Focometer
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Method of checking the profile of aspherical surfaces of parts
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Device for checking angles of prisms
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Laser interferometer range lock
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Arrangement for checking rectilinearity
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Method of hydraulic levelling
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