William Optics

Fluorostar 91


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  • Regular price $1,998.00

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Recommend the 0.8x Flattener/Reducer Special edition for FLT91 if used for AP.

  • FLT91 f/5.9 super APO (triplet)
  • 540mm Focal Length
  • With optional x0.8 reducer, F/4.7 (not included)
  • 45mm image circle
  • Smooth dual-speed 3.3” R&P focuser
  • Minimum Strehl ratio 0.95+
  • 3.3” Camera Rotator included
  • Airline carry size case, two Rings, new wide vixens style dovetail , carry saddle bar and rotolock all included.
  • OTA weight: 4.165 Kg
  • Total Scope with rings and dovetail Weight around 5.6kg
  • Length:45cm( retracted)