in stock
in stock

Explore Scientific 28mm 2" Eyepiece - 68° - waterproof

158,83 EUR
excl. VAT
excl. 4,65 € Shipping costs


Explore Scientific 28mm Eyepiece - 2" barrel - 68° field of view

A very good image at the edge of field even with fast Newtonian telescopes, waterproof and Argon-purged

Explore Scientific 28mm

-- Waterproof and dirt-protected through Argon-purging
-- Large 68° field of view with good image at the edge even at high focal ratios
-- EMD multi coating for maximum contrast
-- Parfocal to Explore Scientific Eyepieces with 68° field of view

This eyepiece with 68° field of view is waterproof and purged with protective Argon. This prevents effectively from internal fogging, fungus and the intrusion of dirt and moisture. So, the high-quality multi coating is especially protected and long-living. Additionally, handling is much easier, as you can treat the eyepiece wih cleaning fluid, and even strong dew will not intrude between the lenses. This eyepiece will guarantee best characteristics for many years!

Of course, there are no compromises in image quality, as the eyepiece produce sharp and contrasty images in he whole field - even with fast telescopes. High-quality glass types and blackened lens edges, together with EMD multi coatings will deliver maximum contrast.

Additionally, a foldable eyecup, standard filter threads and a conical securing notch in the barrel are standard with this eyepiece.


  • Focal Length: 28mm
  • Length: 91.4mm
  • Width: 61.3mm
  • Weight: 16.1oz; 458g
  • Barrel Size: 2”
  • Eye Relief: 21.6mm
  • Field Stop Diameter: 31.8mm
Scope of Delivery:

Protective covers

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E-Mail: info@teleskop-service.de • Phone: +49 (0)89-9922875-0
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