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 31.7 mm)
Photography Thread Specification: M42*0.75 mm (Built-in M35*1 mm) Double Thread Support
Package Included:
1 x 2X Barlow Lens
1 x 3X Barlow Lens
1 x 5X Barlow Lens