Sample support with a non-reflecting sample supporting surface

Scalar irradiance meter

Scanning imaging system having reduced detected signal aliasing

Self-targeting reader system for remote identification

Semiconductor storage apparatus

Sensing system

Solar energy device and method

Solar energy flux integrator

Solar energy metering and recording system

Spatial scanning means for a photometer

Specific density detector with electro mechanical actuator...

Spectrophotometer and subassemblies thereof

Storage circuit for photometer

Subtractive measurement method and apparatus for CRT output inte

Sun meter

Sun meter and method of operation

Sunlight measuring device

System and method for detecting surface roughness

System and method for discriminating between direct and reflecte

System and method for testing a lighting diode