Reflective test patches for translucent color filters in photose

Reflectivity compensated fiber optic sensor

Reflectometer

Reflex type optical sheet sensor having a dustproof plate with a

Refraction index change measurement

Refrigerant level sensor in receiver tank

Regressive reflection type photoelectric switch

Relative movement sensor

Relative position transducer for oscillating and scanning a read

Relative velocity sensing device

Relaxed tolerance optical interconnect system capable of...

Relaxed tolerance optical interconnect system having a GRIN...

Relaxed tolerance optical interconnect systems

Relief diffraction grating encoder

Remote amplifier for an optical transmission system and...

Remote control for anode-cathode adjustment

Remote control light receiver

Remote control systems that can distinguish stray light sources

Remote current sensor

Remote fiber optic angular-orientation sensor using phase detect