Surface desc. Material Temp (C) ------------- -------- -------- Primary Aluminum 10 Secondary Aluminum 10 Fold Mirror 1 Lick coating 10 OAP 1 Lick coating 10 DM1 Prot. Silver 10 OAP 2 Lick coating 10 [TT dichroic TT Dichroic 10 or (LGS) Fold Mirror 2 Lick coating 10] (NGS OAP 3 Lick coating 10 MEMs window MEMs_Window 10 MEMs window MEMs_Window 10 MEMs DM Bare Gold 10 MEMs window MEMs_Window 10 MEMs window MEMs_Window 10 NaDichroicSciencePath WFS_Dichroic 10 OAP 4 Lick coating 10 Fold mirror 3 Lick coating 10 Dewar window IR anti-refl 10 ------------------------------------------- Dewar window IR anti-refl -196 IR fold mirror Ni+Gold -196 OAP_ircal_1 Ni+Gold -196 Filter J,H,K -196 [Grism -196] - Spectroscopy Cold stop Cold stop -196 OAP_ircal_2 Ni+Gold -196 IR fold mirror Ni+Gold -196 H2RG H2RG_QE -196 --------------------------------------------