With its 66 deg apparent field of view, this Orion Expanse 9mm Telescope Eyepiece - 1.25" will definitely increase the wow-factor in your deep-sky observing experiences! Imagine taking in objects like the Andromeda Galaxy, the Double Cluster, or the star clouds in Sagittarius in one sweep! With an Expanse in your focuser, you can!
This Expanse 9mm ocular by Orion has a big eye lens and great eye relief (15mm). Eyeglass wearers can view the entire field without removing their glasses. All eyepiece elements are fully coated, with the outer lens multi-coated for additional light transmission. The 1.25" aluminum barrel is threaded for filters and internally blackened to eliminate internal scattering. And its fold-down rubber eyeguard enhances contrast by blocking stray light.
With the Orion Expanse 9mm telescope eyepiece you get a super wide field of view and superior optical performance. And check out the price. You also get a bargain!
Limited Warranty against defects in materials or workmanship for one year from date of purchase.
This item has product number: OR-8921.
15mm to 19mm
Field of View
Number of Elements
Fully Multi Coated
5.0Based on 1 Reviews
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