LT-APO OBJECTIVES | Low Temperature Objective

The LT-APO Cryogenic Objective Lens is a cryogenic APO objective lens (IR – NIR – VIS) designed and manufactured by NanoMagnetics. It can be used in various types of cryogenic detection optical instruments.

LT-APO OBJECTIVES | Low Temperature Objective

 

Specifications

 

  • Clear Aperture (CA): 4.7 mm

  • Focal Length (FL): 2.8 mm

  • Numerical Aperture (NA): 0.82

  • Working Distance (WD): 0.95 mm (1.45 mm)

  • AR coating (> 80% transmission):

    • VIS: 400 - 1,000 nm

    • NIR: 400 - 1,000 nm

    • IR: 600 - 1,550 nm

  • Apochromatic Range (Δf < +/- ):

    • VIS: 540-780 nm

    • NIR: 650 - 970 nm

    • IR: 985 - 1,350 nm

  • Environment: Low temperature, high magnetic fields, high vacuum

 

LT-APO OBJECTIVES | Low Temperature ObjectiveObjective

 

  • Diameter: 24 mm

  • Length: 49 mm

  • Weight: 46 g

  • RMS Thread: (0.80" x 36 TPI 2 mm long)

 

 

 

 

 

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