ED Barlow Lens, achromatic multi-coated, bring crystle clear image.
|Item Name||2" ED 2x Barlow|
|Barrel Size||2 inch (w/ 2" to 1.25 " Adapter)|
|Lens Material||Achromatic ED (Extra low dispersion glass) lens|
This 2X Barlow has an achromatic multi-coated ED (Extra low dispersion glass) lens. The same optical glass are used for design refractors to eliminate color fringing problems.
You can unscrew the lens and screw it into your other 2" eyepiece. also suitable for connecting 2-inch filters.
It comes with a 2" to 1.25" adapter, top plug, and bottom cap & screw-on bolt case. Has brass compression rings to protect your valuable eyepieces.