Orion

Orion 7.2-21.5mm Zoom Telescope Eyepiece with 1.25" Barrel, Fully Multi-Coated Optics

SKU: ON72215Z MFR: 08250
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$169.99
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About this item

This telescope eyepiece offers versatile viewing options for skywatchers of all levels. The focal length varies from 7.2mm to 21.mm with markings of 7.2mm, 10mm, 13.5mm and 21.5mm. The Orion Zooom! 7.2mm-21.5mm Telescope Eyepiece's design consists of 7 lens elements in 4 groups and includes fully multi-coated optics for clear, crisp images, a 40-degree field of view at 21.5mm, 60-degree field of view at 7.2mm and a comfortable 15mm eye relief, barrel threaded for Orion 1.25in filters.

What's Included With This Item

  • Orion 7.2-21.5mm Zoom Telescope Eyepiece
  • 1.25in Dust Caps
  • Orion 1 Year Warranty

Key Features

  • 7.2mm to 21.5mm focal length with markings of 7.2mm, 10mm, 13.5mm, and 21.5mm
  • 40-degree field of view at 21.5mm, 60-degree field of view at 7.2mm
  • Comfortable 15mm eye relief
  • Design consists of 7 lens elements in 4 groups
  • Fully multi-coated optics for clear, crisp images
  • Threaded for Orion 1.25" filters
  • Comfortable knurled rubber grip-ring for zoom adjustment

Technical Specs

Design Proprietary
Eyepiece focal length 21.5mm - 7.2mm
Barrel size 1.25"
Apparent field of view 40.0-deg - 60.0 -deg
Eye relief 15.0mm
Coatings Fully Multi-coated
Number of elements 7
Filter threads Yes
Parfocal Yes
Field stop diameter 15.4mm
Barrel security recess Yes
Blackened lens edges Yes
Rubber eyeguards Yes
Body material Aluminum
Dimensions 3.5" x 1.9" / 88.9mm x 48.26mm
Weight 6.4oz / 0.18kg
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