Borg 107FL f/6 Astrograph with Helical Focuser Set
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Borg 107FL f/6 Astrograph with Helical Focuser Set

£3,679.00✓ 2 year warranty

:  

Special shipped 15-20 working days.

About this product

Model:  borg_107fl_f6_hel_ast_set
Part Number:  62112

Japanese made Borg 107FL f/6 Astrograph features a premium quality Fluorite objective from Canon and a 1.08x Flattener.

Includes a Borg M75 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.

Specification

  • Aperture: 107mm Fluorite
  • Focal length: 650mm
  • F-ratio: 6
  • Lens configuration: 4 elements in 3 groups
  • Coating: Fully multi-coated
  • Physical length: 526mm
  • Tube diameter: 80mm
  • Weight: 3.0g OTA only
  • Filter: 82mm (front cap)
  • Parts included: 2107, 7875, 7101, 7801, 7507, 7602, 7352, 7108 & 2 x 7085

107mm Flourite Objective

  • 107mm fluorite
  • F5.6
  • 600mm focal length
  • 1.9kg
  • 174mm long when fully retracted

1.08x DG Multi Flattener

  • Works with objectives between 300 - 800mm focal length via adjustable lens barrel
  • Fully covers 35mm full format sensors
  • M57 male on objective side
  • M57 female on camera side
  • Back focus : 55mm

Precision helical focuser

  • 125mm to 155mm long (30mm focus travel)
  • M75 male/female (reversible)
  • Finest pitch among BORG helical focuser family -- 1mm focus travel for 15mm (18°) of rotation of the focusing tube (OD 98mm)

Telescope Field of View Simulator

What's in the box

  • 2107 - 107FL Objective Assembly
  • 7875 - M75 Helical focuser
  • 7101 - 80 Dia. 100mm tube
  • 7801 - M77.6 to M68.6 Adapter
  • 7507 - M68.8 to M57 Adapter
  • 7602 - M57/60 Extension Tube S (20mm)
  • 7352 - M57 Rotating Ring DX
  • 7108 - 1.08x DG Multi Flattener
  • 2x 7085 - Series 80 Mounting Ring

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