25mm Doublet Optical Glass Lens – 50mm Focal Length With AR Coating For DIY Telescope

Hey DIY astronomers and optical experimenters!

Check out this 25mm doublet optical glass lens.

It has a focal length of 50mm and comes with an anti-reflection (AR) coating to cut down on glare and improve light transmission.

This is a great piece of glass for building your own telescope eyepiece, a finderscope, or any other optical project you're dreaming up.

It's a universal component, brand new and in perfect condition.

The doublet design helps reduce chromatic aberration, giving you a sharper image.

If you're into building your own gear, having quality lenses like this on hand is a must.

Grab it and start creating!