WO Star 71 APO Refractor

Key Features

  • 71mm f/4.9 Imaging Refractor Telescope.
  • FPL-53 glass for color free apochromatic performance.
  • 4 elements in 3 groups (2-1-1- configuration; new, unique, patented design - not a conventional objective/flattener/reducer design).
  • Covers 45mm full frame imaging circle.
  • 2.5" dual speed R&P focuser.
  • Includes mounting rings and Vixen style dovetail.
  • Weight = 4.19 lbs / 1.9 kg (OTA only); 4.85 lbs / 2.2 kg (OTA with rings and dovetail).
  • Focuser drawtube travel = 2.5" / 35mm.
In stock
SKU
A-WO71II
$1,148.00

Free Soft carry Bag

 

Features

This scope is ultimately designed for astronomers who want the best results in photographic/CCD imaging. The WO-Star71 imaging telescope provides pinpoint stars at the very edge of a 45mm imaging circle.

Key Features

  71mm f/4.9 Imaging Refractor Telescope.

  FPL-53 glass for color free apochromatic performance.

  4 elements in 3 groups (2-1-1- configuration; new, unique, patented design - not a conventional objective/flattener/reducer design).

  Covers 48mm full frame imaging circle.

  2.5" dual speed R&P focuser.

  Includes mounting rings and Vixen style dovetail.

  Weight = 4.19 lbs / 1.9 kg (OTA only); 4.85 lbs / 2.2 kg (OTA with rings and dovetail).

  Focuser drawtube travel = 2.5" / 35mm.

Additional Information

  Focuser drawtube terminates in a male M48 thread. Telescope comes with a wide M48-Canon EOS adapter ring. Similar rings are available from other supplier for other brands of cameras. Not a conventional 2" focuser tube with locking thumbscrews..

  Optional 1.25" 90-deg dielectric mirror diagonal sold separately for those wishing to use this as a visual. This diagonal comes with a custom adapter that connects directly to the M63 female thread on the telescope's focuser tube; you cannot use standard 1.25" diagonals. Telescope cannot reach focus with larger 2" diagonals.

 

 


WO Star 71 Photo Performance by Jerry Huang


WO Star 71 Performance


WO Star 71 Performance


WO Star 71 Performance


WO Star 71 Performance


WO Star 71 Performance


WO Star 71 Performance


WO Star 71 Performance


WO Star 71 Performance


WO Star 71 Performance


Specification
Specification

Aperture

71mm

Focal Ratio

F/4.9

Focal Length

350.2 mm

Objective Type

4 elements in 3 groups (2-1-1- configuration; new, unique, patented design)

Lens Shade

Retractable

R&P Focuser

2.5" dual speed R&P focuser 
Focuser drawtube travel = 2.5" / 35mm

   

Type of Mount

Includes mounting rings and Vixen style dovetail

Tube Weight

Weight = 4.19 lbs / 1.9 kg (OTA only); 4.85 lbs / 2.2 kg (OTA with rings and dovetail)

 

Optical Performance
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