• Omni eyepieces offer a quality 4-element Plossl optical design at a super affordable price.
  • Rubber eyecups provide comfort and increase contrast. Leave them up or fold them down when wearing eyeglasses.
  • Beautiful matte aluminum barrels and blackened lens edges prevent internal reflections.
  • 1.25” barrels are threaded to accept filters.

The Celestron Omni 4mm Eyepiece has a 50º apparent field of view and is ideal for viewing the Moon, planets, and a plethora of deep-sky objects. It has four optical elements that has multiple layers of high-transmission coatings for clear, sharp images. The edges are blackened for increased contrast and to reduce reflections within the eyepiece. This eyepeice is made from aluminum, that undergoes a two-step anodizing process which creates a matte finish that resists reflections and glare. It has a rubber eye cup that is comfortable to use with eyeglasses. The insert barrel is threaded to accept 1.25” filters.

  • 1pcs Celestron Omni 4mm Eyepiece
Focal Length 4.0mm
Eye Relief 6.0mm
Apparent Field of View 52°
Dimensions 1.3 x 2.1" (34 x 53mm) WxH
Weight 0.15 lb (70 g)
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