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Digital image acquiring telescope
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CN1847910A
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Adjustable objective combination
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Barrel combination with cam mechanism and lens combination
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Laser position judging system and method
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CN1779497A
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Small lens set
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CN1779501A
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Imaging system on curved surface
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CN1779314A
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Rotary hinge mechanism with double axis
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CN1749792A
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Camera lens with adjustable mechanism
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CN1749191A
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Method for preventing lens from sticking mould kernel in glass lens producing process
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CN1749802A
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Adjustable light source module and its incident light quantity regulator
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Method and its device for improving glass die made die core hardening film coating precision
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Target seeking method and seeker capable of operating on laser range finder with certain false alarm rate
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Signal processing method and device for laser range finding
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