Borg 90FL f/5.6 Basic OTA Set

Borg 90FL f/5.6 Basic OTA Set

£1,649.00✓ 2 year warranty

:  

Special shipped 15-20 working days.

About this product

Model:  borg_90fl_f5.6_set
Part Number:  6291

Japanese made Borg 90FL f/5.6 features a premium quality Fluorite objective from Canon with 80mm tube diameter.

Includes a Borg Helical focuser for precise dependable focusing. 

Modular Borg design allows you to reconfigure the scope for visual observing or to disassemble it for ultra portability.

Includes a 2" eyepiece holder for visual use.

Specification

  • Aperture: 90mm
  • Focal length: 500mm
  • F-ratio: 5.6
  • Lens configuration: 2 elements in 2 groups
  • Coating: Fully multi-coated
  • Physical length: 440mm
  • Tube diameter: 60mm
  • Weight: 2.0kg
  • Filter: 82mm (front cap)
  • Parts included: 2591, 7101, 77491, 7790, 7835, 7508, 7509 & 7000

90mm Flourite Objective

  • Focal length : 500mm
  • F-ratio : 5.6
  • Weight : 950g
  • Length : 145mm

Precision helical focuser

  • Light path: 63mm to 82mm
  • OD: 77mm
  • ID: 56mm
  • Weight: 320g

System Diagram

Telescope Field of View Simulator

What's in the box

  • 2591 - 90FL Flourite Objective
  • 7101 - 80mm Dia. 100mm Tube
  • 77491 - Draw Tube Holder
  • 7790 - Draw Tube DX
  • 7835 - Helical Focuser M
  • 7508 - 2" Eyepiece Holder S
  • 7509 - 2" Eyepiece Holder L
  • 7000 - SLR Camera Mount Adapter

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