LT-APO Objective vacuum shroud for use with low temperature objective
LT version
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PRODUCT KEY FEATURES
• standard configuration for use with internal LT-APO low temperature objective and xyz positioners
• minimal sample drift , broadband high collection efficiency
• compatible with 30 mm & 60 mm cage system
• optional sample holder with 12 optional electrical contacts ; temp . sensor & heater included
• feedthrough ring with blind flanges included , DC / SMA / fiber feedthroughs optional
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5 attoDRY800 LT-APO vacuum shroud for use with low temperature objective cold shield top vacuum window 25 mm x 1.5 mm , cold shield top window 12.7 mm x 0.375
4x side vacuum windows 40 mm x 4 mm , 4x cold shield windows 25 mm x 4 mm ; window material fused silica ( others on request )
cold plate ANPxy311 positioners + ATC100 / Si thermal link with integrated Si diode & heater
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ASH / PCB / 12 with 12 optional electrical contacts wired to twisted pairs LT-APO objective n separate mounting post ANPx311 for z focus of objective with thermal link for objective
30 mm x 30 mm & 60 mm x 60 mm cage system mounting threads centered around top window ; 4x c moval included
feedthrough ring with blind flanges included , DC / SMA / fiber feedthroughs optional
„ ZOOM out “
Cryogenic Apochromatic Objectives
• negligible chromatic focal shift in working range
• uniform spot size and intensity within apochromatic range www . attocube . com