E-MAS Cooled Optical Bench (COB) System Overview

Nov. 15, 2010Roy W. Esplin

Mike Watson

Dave McLain

Monte Frandsen

COB Integrated in EMAS

2

COB (Electronics PreAmp Box and Cryocooler Controller Power Supply (CCPS) not shown)

COB System Layout

3

Cryocooler

Vacuum Housing

LN2 Feedthrus

Preamp Electronics Box

Vacuum Servicing

Replacement Port 2 Splitter(Window with O-ring can be seen behind Splitter)

50pin Connector (x3)

Cryocooler Controller Power Supply (CCPS) not shown

COB System Test Configuration

4

Vacuum Window(Replacement Port 2 Splitter will not be installed during COB testing. However, alignment of Current Port 2 Splitter will be transferred to Replacement Port 2 Splitter and the Replacement Port 2 Splitter will be pinned to MAS mounting plate)

Cryocooler Controller Power Supply (CCPS) not shown

Subassemblies Within Vacuum Enclosure

5

LWIR Optics/FPA Subassembly on right side of Internal Bench

MWIR Optics/FPA Subassembly on left side of Internal Bench

Cabling Heat Sink

Thermal Links

Cold Shield(Cover removed)

LN2 Heat Exchanger(Bolts to Internal Bench)