Celestron Celestron Ultima Edge Eyepiece - 1.25" 18mm

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  • Technical Features

Technical Features for Celestron Ultima Edge Eyepiece - 1.25" 18mm

The Celestron 93452 is a Ultima Edge - 18mm Flat Field Eyepiece designed to provide an ultra-sharp, ultra-clear, crisp image from the center all the way to the edge of the field of view. The 18mm Ultima Edge eyepiece features fully multi-coated optics and an 8-element lens design, maximizing light transmission. With a generous 65° field of view perfect for viewing planets, stars and the Moon’s surface. This eyepiece provides higher-powered magnification, perfect for those times when you want to get up close to smaller objects.

The 18mm Ultima Edge eyepiece’s main housing is machined from high grade aluminum with a black anodized outer surface. Its 1.25" mounting barrel is internally threaded to accept threaded to accept standard 1.25" filters and adapters. It is compatible with 1.25” star diagonals and focusers. On the exterior of the eyepiece, you will find a uniquely designed, molded rubber grip ring for non-slip handling during observing sessions. Viewing through the 18mm Ultima Edge eyepiece is comfortable for both eyeglass wearers and non-eyeglass wearers alike, thanks to the rubber eyecups and long eye relief of 16mm.

93452 Features:

  • 18mm Flat Field Eyepiece
  • Designed for 1.25" Focusers
  • Incredibly Crisp Views From Center to Edge of Field
  • Fully Multi-coated, 8-element Lens Design for Excellent Light Transmission
  • Wide 65° Apparent Field of View
    - Allows You to See More of the Night Sky
  • Generous 20mm Eye Relief & Fold-down Rubber Eyeguard
    - For Comfortable Viewing with or without Eyeglasses
  • Molded Rubber Grip Ring for Non-slip Handling
  • SKU: 93452


Barrel Size Diameter:: 1.25" (31.75mm)
Focal Length:: 18mm (.71")
Field Stop Diameter:: 23.4mm (.93")
Apparent Field of View:: 65°
Optical Design:: Proprietary
Number of Lens Elements:: 8
Number of Lens Groups:: 5
Optical Coatings:: Fully Multi-Coated
Eye Relief:: 20mm (.78")
Parfocal:: Yes
Filter Threads:: 1.25" (M28.5X0.6)
Eye Guard:: Yes- roll up
Body Material:: Aluminum
The Celestron Ultima Edge Eyepiece - 1.25" 18mm has many exciting features for users of all types. It's one of FactoryOutletStore's best selling . You can extend the lifetime of your Celestron Ultima Edge Eyepiece - 1.25" 18mm with the purchase of a FactoryOutletStore Factory Protection Plan. See the Celestron Ultima Edge Eyepiece - 1.25" 18mm gallery images above for more product views. The Celestron Ultima Edge Eyepiece - 1.25" 18mm is sold as a Brand New Unopened Item.