GSO's 1.25" 3x ED Barlow is the perfect choice when you need high quality images from a high magnification barlow. This ED Barlow will give you the quality that you deserve out of your telescope.
The Barlow is Air-spaced, two-element, fully-multicoated ED lenses with excellent color correction, sharpness, and image brightness.
Barrel Size: 1.25 inch (31.7mm)
Magnification Factor: 3x
Optics: ED Grade
Coatings: Fully Multicoated
Weight: 122 grams
Height : 126mm
Dust Caps: 2
1.25" filter threads on bottom of barlow: Yes
Made in Taiwan