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CN103093676B
(zh)
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分光计数字化读数装置
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US4969744A
(en)
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Optical angle-measuring device
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JPS5849802B2
(ja)
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ザヒヨウケイソクテイソウチ
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US3554646A
(en)
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Optical distance gage
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JPS5829844B2
(ja)
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望遠鏡付き角度測定装置
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US3637312A
(en)
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Roll alignment detector
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EP0110937B1
(en)
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Apparatus for measuring the dimensions of cylindrical objects by means of a scanning laser beam
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US3734623A
(en)
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Interferometer utilizing a tunable laser or similar frequency variable wave energy generator
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US3813169A
(en)
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Device for determining position and focus of an optical member
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US4033696A
(en)
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Lens meter
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SU416560A1
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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US3782826A
(en)
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Method and apparatus for measuring rotational angles by measuring changes in optical beam path length
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US3224323A
(en)
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Interferometric optical angle measuring device
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US3345912A
(en)
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Rotary shearing interferometer
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US3288021A
(en)
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Microscope for measuring the size of an object
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US1502223A
(en)
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Theodolite, spectroscope, and the like
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US536493A
(en)
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District of |
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RU2650432C1
(ru)
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Трёхкоординатный фотоэлектрический автоколлиматор
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US3156755A
(en)
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Optical instrument for measuring elemental surface displacements
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RU222790U1
(ru)
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Устройство определения показателя преломления образца
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US4451148A
(en)
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Optical angular interval marker
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US3230821A
(en)
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Optical means for measuring slow angular rates of rotation
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SU494599A1
(ru)
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Устройство дл измерени плоского угла
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US2846919A
(en)
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Interferometer
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US3820902A
(en)
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Measuring method and apparatus which compensate for abbe s error
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