The 2X,3X,5X magnification with a 1.25-inch interface increases the magnification of any 1.25-inch eyepiece and can also provide a comfortable viewing effect.
Lens Material: Optical Glass, Aluminum Alloy
It is easy to use, place the eyepiece of choice in the barlow lens then insert the barlow lens into the frame. Help astronomy enthusiasts better perform astronomical observations.
Multi-coated optical lens provides high-quality observation, making the image clearer and sharper.
The set contains 3 Barlow lenses. 2X,3X,5X Barlow Lens

Specifications:
Item Type: Barlow Lens Set
Colour: Black
Lens Material: Optical Glass, Aluminum Alloy
Coating: Fully Green Coated
Eyepiece Interface Size: 1.25 inch (about 31.7mm)
Photography Thread Specification: M42*0.75mm (Built-in M35*1mm) Double Thread Support

Package Includes:
1 x 2X Barlow Lens(with dust cover)
1 x 3X Barlow Lens(with dust cover)
1 x 5X Barlow Lens(with dust cover)