Skip to Content
Filters

Optical Accessories 

Unlock the maximum potential of your telescope with our Optical Upgrades. This specialized category includes high-precision Robotic Focusers (ESATTO, EAF) for perfect clarity, Focal Reducers and Flatteners to optimize your field of view for astrophotography, and dedicated Guide Scopes for pinpoint tracking. Whether you're looking to automate your focus or correct optical aberrations, we provide the elite tools needed for award-winning celestial images
[SWR-20189] 0.77x Reducer/Flattener for Esprit 120 OUT OF STOCK
Optical Accessories
0.77x Reducer/Flattener for Esprit 120
169.000 KD
  • 34mm fully illuminated field but can handle full frame as well
  • 95mm back-focus (55mm when back focus spacer and M48 ring installed)
  • Drops f/ratio from native f/7 (840mm) to f/5.4 (647mm)
  • Reduces exposure time by 68% compared to native f/7
  • Built-in 2" filter cell for mounting filters
  • 3.18 x 2.12-degree field of view when used with a full frame camera
  • 2.08 x 1.39-degree field of view when used with APS-C crop sensor
[SWR-S20220] Sky-Watcher Rotator Adapter for EvoStar Refractors SWR-S20220 OUT OF STOCK
Adapters
Sky-Watcher Rotator Adapter for EvoStar Refractors
19.000 KD
  • Allows Evostar 0.85x Reducer/Flatteners to easily adapt to your Evostar ED telescope
  • Provides a secure threaded connection
  • Allows you to rotate your imaging train 360 degrees without removing anything from the optical system
  • Built-in 2" filter mounting to easily place filters into the light path
  • Compatible with: Evostar 80ED, 100ED, 120ED and 150ED (not the 150DX). 
[SWR-S11180] Evostar 72ED Apo Refractor SWR-10201 Discontinued
OUT OF STOCK
Optical Tube Assemblies
Evostar 72ED Apo Refractor
169.000 KD
  • Doublet apochromatic optical design
  • Two-element, air-spaced optical assembly minimizes false color
  • 72mm aperture, 420mm focal length, f/5.8 focal ratio
  • 2-inch dual-speed Crayford-style focuser
  • Aluminum tube coated with glossy, black diamond metal-flake finish
  • Included accessories: tube rings, a Vixen-style dovetail and a foam-lined aluminum case
Showing 3 of 3 results