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JPH02166426A
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Orthogonally polarized two-frequency generating light source
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JPH0291534A
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Light interference type sensor
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JPH0291517A
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Light interference type flow rate sensor
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JPH0247608A
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Waveguide type polarization separator
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JPS6465437A
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Optical waveguide fluid sensor
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JPS6465461A
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Optical waveguide flow velocity sensor
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JPS63223711A
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Light mode separating and synthesizing element
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JPS63223710A
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Photodetector for optical pickup
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JPS63223709A
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Space distribution detecting element for light signal
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JPS62299735A
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Pressure sensor
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US4674827A
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Slab-type optical device
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JPS59195220A
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Optical detector
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JPS5919908A
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Optical temperature sensor
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JPS5919829A
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Optical pressure sensor
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JPS58202406A
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Waveguide type optical beam splitter
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