DH-Si DC; AC; I	250-1100nm	high quality, UV-amplified Si-photodiode, 1cm² active area
DH-GE(3)-Te DC; AC; I;	800-1700nm	Ge-photodiode with peltier cooling element (requires CPS1), 3mm active area diameter
DH-InGaAs(2) DC; AC; I;	800-1700nm	Indium Gallium Arsenid photodiode, 2mm active area diameter
DH-InGaAs(3) DC; AC; I;	800-1700nm	Indium Gallium Arsenid photodiode, 3mm active area diameter
DH-InGaAs-Ex-Te DC; AC; I;	800-2200nm	Indium Gallium Arsenid photodiode with extended spectral range and peltier cooling element (requires CPS1), 3mm active area diameter
DH-10 DC; AC; I;	200-600nm	photomultiplier with side-window and Bialkali photocathode (requires power supply 215)
DH-10-Te2 DC; AC; I;	200-600nm	comparable to DH-10, but includes peltier cooling element (requires CPS2)
DH-30 DC; AC; I	200-850nm	photomultiplier with side-window and Multialkali photocatode. (requires power supply 215)
DH-30-Te DC; AC; I	200-850nm	comparable to DH-30, but includes peltier cooling element (requires CPS2)
DH3 DC; AC; I	200 - 850nm	photomultiplier with front window for radiometric applications with S20 photocathode and great linear dynamic range (requires power supply 215)
DH3(Bl) DC; AC; I;	200-600nm	photomultiplier with front window for UV applications with Bialkali photocathode (requires power supply 215)
DH3-Te DC; AC; I;	200-850nm	comparable to DH3, but includes a peltier cooling element (requires CPS2)
DH-PbS-Te AC; U	1 - 3µm	lead-sulfide photodetector for IR-applications with peltier cooling element (requires power supply 215 and CPS2); 36mm² of active area.
DH-PbSe-Te AC; U	1 - 5µm	lead-selenium photodetector with peltier cooling element; 9mm² of active area
DH-PbS/Si-Te AC; U / DC; AC; I	250-3000nm	Dual detector with Si photodiode and Lead-Sulfide photodetector (requires power supply 215 and CPS1)
DH-InSb AC; I	1.5-5.5µm	indium antimonide detector with Dewar-cooling (liquid nitrogen; 12 hour hold time); 3mm of active area diameter
DH-MCT AC; U	4 - 12µm	Mercury-cadmium-tellurium-detector with dewar cooling (requires power supply 275); 2mm of active area diameter
DH-Py AC; U	1 - 40µm	pyroelectric detector with KRS5 window, includes pre-amplifier and power supply module; requires power supply 217.

DC = direct current/light operation; AC = alternating current / light operation (required for lock-in amplifiers);
I = electrical current output; U = electrical voltage output; spectral overview (gif)

Peltier cooler controllers/power supplies

Model	Case	For use with...	e.g.
CPS1	Free-standing	1 and 2 stage peltier cooled solid state detectors	DH-PbS-Te
CPS1M	Module	1 and 2 stage peltier cooled solid state detectors	DH-PbS-Te
CPS1M-DUAL	Module	Dual version of CPS1M	DH-PbS-Te
CPS20	Free-standing	Side window PMT	DH-00-Te
CPS20M	Module	Side window PMT	DH-00-Te
CPS50	Free-standing	End window PMT	DH-50-Te
CPSE	Weatherproofed	Envirobox systems	Envbox150

Free-standing units are mains powered.
Modular controllers require 417/217/T bin with -CP option.