Hutech Astronomical Products
Equipment for the Serious Amateur Astronomer
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Specifications:
  • Focal length: 250mm (fluorite)
  • F-ratio f/4.5
  • Length: 95mm
  • Weight: 205g
  • Interface (rear): M57/P0.75
  • Interface (front): 58mm filter thread in front of hood

Part #2555
55FL Fluorite Objective Assembly (black)
2018-01-03