Optical catheter calibrating assembly

Optical emission spectrochemical standard for metals and alloys

Optical mean power controller with provisionable output levels

Optical probe test port

Optical reflectance standard for geological exploration

Optical sensor calibration

Optical shoe assembly for use with a multi-sensor optical head

Optical signal generating apparatus and optical power meter cali

Optical storage inspection unit calibration disk

Optical wavelength standard and optical wavelength...

Photobleachable luminescent layers for calibration and...

Photographic accessory

Process and compositions for synthetic calibration of...

Process and compositions for synthetic calibration of...

Reader card for densitometric test analysis

Reference wafer for haze calibration

Reflectance and luminescence calibration plate having a near-Lam

Semiconductor device lead calibration unit

Sensitivity calibration disk for surface defect tester

Sensor calibration system and method