William Optics GT102 Triplet APO Refractor - No DDG or Flattener

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William Optics GT102 Triplet APO Refractor - No DDG or Flattener
$1,668.00
Item # WO-A-F102GT
2 Questions(s)

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  • This William Optics GT102 Triplet APO Refractor Telescope has an f/6.9 focal ratio, making it ideal for astrophotography as well as visual observing.
  • Each lens used in the GT102 is fully multi-coated with a special super-high transmission coating (STM Coating) on all surfaces.
  • The 2.5" dual-speed rack and pinion focuser has 1:10 micro focusing, rotates a full 360°, and comes with two locks.
  • Accessories include mounting ring and dovetail. This model does not include the integrated field flattener nor the DDG, but it does have a nice soft carry case.
Description

Details

William Optics GT102 Triplet APO Refractor Telescope

The stunning William Optics GT102 Triplet APO Refractor is a jewel of the apochromatic refractor world. From the pristine white finish on the CNC-machined optical tube assembly to its elegant red finish, this telescope has more than just good looks. The GT102 features a triplet designed by using high-quality FPL-53 extra-low dispersion glass that reduces any secondary spectrum to an unbelievable degree.


William Optics GT102 APO Triplet Refractor Telescope Features...


  • Triplet air-spaced objective (FPL-53) in adjustable CNC machined ultra high precision lens cell
  • Extremely sharp
  • Excellent color correction
  • Each lens is fully multi-coated with a special super-high transmission coating (STM Coating) on all surfaces
  • F/6.9 lens is ideal for astrophotography and visual observing
  • 2" & 1.25" adapter included
  • Soft Carrying Case
  • Anti-marring brass compression rings
  • Mounting Rings and Dovetail included
  • Two year William Optics Warranty

2.5" Rack & Pinion Focuser


  • Extra-smooth 360ยบ rotatable 2.5" Rack & Pinion focuser with 1:10 dual speed; a treat to use during astrophotography. No image shifting!
  • Comes with two locking screws on angled positions for heavy load applications
  • Large aluminum knobs allow for easy focusing, even when wearing gloves
Images depict some accessories not included with this package.
Additional Information

Additional Information

SKU WO-A-F102GT
Manufacturer William Optics
Telescope Series William Optics GT
Optical Design Refractor - Apochromatic
Mount Type None - Optical Tube Only
Warranty 2 Year Warranty
Telescope Aperture 4"
Telescope Focal Length 703mm
Telescope Focal Ratio f/6.9
Optical Tube Outer Diameter 105mm
Length of Optical Tube 27" fully retracted
Tube Color or Finish Gloss White
Dew Shield Included? Yes
Limiting Stellar Magnitude 13.9
Finder Included None
Case Included? Yes
Total Telescope Weight 11 lb.
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Included Items

Included Items

  • William Optics GT102 Triplet APO Refractor Telescope
  • 2.5" Rack & Pinion Dual Speed Focuser
  • Retractable Lens Shade
  • 2"-1.25" Adapter
  • Mounting Rings and Dovetail
Questions & Answers

Product Questions

Can this scope be used for astro-photography right out of the box (using my Canon T-adapter and Celestron camera adapter)? Will it achieve focus as is, or will I need the WO extender tube, and/or any other accessories to achieve focus w/ a Canon DSLR?
1
What is the resolution limit of the GT 102 Triplet?
-8
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