Radiometric Products

C-995 Optical Chopper -  4 Hz to 5 KHz frequency range, Open or Enclosed Chopper Heads available. Phase-Locked-Loop, Rs-232 Interface and crystal-controlled stability

PDA-750 Photodiode Amplifier  -  Transimpedance Photodiode Amplifier measures from 1 pA noise level to 20 mA, available with or without Planar-Diffused Photodiode with bracket and adjustable stand. Rs-232 bi-directional port for control and data logging. Displays in units of Amps or Watts

FW-2000 Motorized Filter Wheel - An automated or manually controlled motorized filter wheel that can introduce any one of eight 25.4mm filters or transmissive windows in series with an optical path.

Laser Safety Eyewear  -  Wide variety of glass and polycarbonate laser safety glasses