Supply Of Single Photon Detection Avalanche Photodiode

We require the following items immediately:

Sl.No	Description	Quantity
1	Single Photo Detecting Avalanche Photodiode Purpose: Defection of low quantum effeciency light emission from metal-metal scanning tunnelling microscope junction. Detector Type : Avalanche Photo Diode Detection Wavelength Range: 400-1000nm (or better) Detection Efficiency: >= 60% (at peak) Detector Active Area: 180 µm (typical) or higher Dark Count: 25 counts/sec or lower (preferably - 10 counts/sec) Dead Time: Typically 20ns or Lower Optical mounting breaket for 25mm tube and 30mm cage mount Power Supply: AC-DC Adaptor for 230V mains operation Accessories: Essential cables/attachments Optional Accessories: Cables, Sockets, Clamps for mechanical attachment and electrical connection.	1 No