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Alstar 1.25 Inch Telescope Eyepiece - 58 Degree 9mm Planetary Eyepiece for Telescope - Fully Multi Coated Wide Angle Lens for Astronomy & Astrophotography

  • Based on 24 reviews
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Availability: 12 left in stock
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Arrives Friday, Jan 9
Order within 6 hours and 19 minutes
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Size: 9 MM


Features

  • Wider 58 Degree Field of View: The Alstar 1.25 Inch 58-Degree 9 mm wide angle telescope eyepieceis is designed for astronomy enthusiasts; Offering a focal length range of 2.5 mm to 25 mm and a 58-degree wide field of view to capture more celestial details
  • Standard 1.25 Inch Barrel and Thread: Compatible with any telescope equipped with 1.25 inch focuser and the 1.25 inch female thread can also be connected with 1.25 inch telescope filter or other 1.25 inch telescope accessories; Whether for planetary observation or deepsky exploration this eyepiece delivers sharp and clear images meeting your high standards for stargazing
  • Multi-coated Lense Design: Each eyepiece has 5 lens elements in 3 groups; Experienced observers will appreciate at significant magnifications; Exceptional at nearly eliminating lateral color aberration
  • Ergonomic Design for Enhanced Comfort:The rotatable eyepiece barrel and convertible rubber eyecup ensure comfort and flexibility during observation and the edges of the lenses are blackened
  • Durable Material and Precision Craftsmanship: Made with high quality aluminum and precision optical design it ensures durability and exceptional optical performance making it an ideal choice for astronomy enthusiasts

Brand: A ALSTAR


Optical Tube Length: 95 Millimeters


Eye Piece Lens Description: 5 lens elements with fully multi-coatings in a 3 group design


Objective Lens Diameter: 25 Millimeters


Telescope Mount Description: Equatorial Mount


Product Dimensions: 4.1"D x 2.5"W x 2.2"H


Focus Type: Manual Focus


Finderscope: Reflex


Item Weight: 0.8 Ounces


Compatible Devices: Telescope, Camera, Smartphone


Product Dimensions: 4.1 x 2.5 x 2.2 inches


Item Weight: 0.8 ounces


Item model number: SKU_AM_PE19A


Is Discontinued By Manufacturer: No


Date First Available: July 23, 2017


Manufacturer: A ALSTAR


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Jan 9

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Excellent
Size: 7 MM
Excellent
Reviewed in the United States on August 30, 2025 by Luis Estela

  • Great build
Size: 2.5 MM
Three stars only because I couldn't properly use it. It's beyond the useful magnification of my 102mm telescope. I'm new to this hobby should have done more research.
Reviewed in the United States on October 27, 2024 by Benjamin Nabor

  • A quality eye piece, a quality company. Crystal clear planet and moon viewing. planetoid
Size: 7.5 MM
For the first time in a very long time I have a lens that does what it was engendered to do. I highly recommend this product and you will too.
Reviewed in the United States on November 3, 2022 by Ray Estess

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