Apparatus for stereoscopically viewing images on a screen
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Method and apparatus for electro-optical distance measurement
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Telescope
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Sealing
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Instrument having a housing
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Precision bearing
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Device for inclination measurement
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Apparatus for measuring lengths or angles
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Device for measurement of the surface of an object
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Edge seal for two engageable members - has retainer with longitudinal undercut for ridge on inserting element
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Optical sighting device
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Electrooptic distance measuring device.
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Arming device for arms.
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Variable optical light transmission attenuator - has frame swivelable about transverse axis and contg. parallel integral slats with equispaced triangular cut=outs extending normal to axis
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Rechargeable battery
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Measuring system for an angle measuring instrument with an altitude circle and with digital indication
