A ALSTAR

Alstar AccuFocus Electronic Telescope Focuser - Bundle with - 1.25" O-III Filter

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R 5,672 9% off Limited time offer
R 5,143
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Description

  • Each Alstar 1.25 inch O III Filter is individually inspected and proudly inscribed with the percentage of light transmittance of the two O III emission lines
  • Not only useful at light polluted sites; the contrast is also increased at dark sky sites; can be used with all 1.25 inch eyepieces; Filter made from high grade glass with dichroic interference and antireflection coatings
  • Completely blocks virtually all other visible wavelengths of light so views of nebulas are optimized; Increases contrast through selective filtration Anti reflection coated to prevent glaring and ghosting
  • The control box requires a standard 9V battery to operate; The 9V battery goes into the battery compartment in the rear of the control box; which can choose speeds from coarse to very fine with the adjustable speed control knob on the box
  • Accufocus electronic focuser cannot be used on Maka; DOB type telescopes and telescopes with APO two speed focusing; but only on telescopes with single speed focusing such as some brands of refractors and reflectors in the 60 to 127 mm range
Shipping & Delivery

Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.

Returns & Exchanges

We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.