Features:

1.This item will adapt the Focal Reducer to a standard C-mount videocamera

2.The threads at the bottom of the c-mount adapter fit the threadson the focal reducer

3.The threads at the top fit the C-mount on your camera

4.The unit then fits into a standard 1.25" focus tube. Thisadapter and our focal reducer give you a much faster system with a larger fieldof view.

5.This item including one C-mount adapter and one 0.5x focuserreducer lens

6.The inside of the adapter is fully threaded to minimizereflections.

7.This item was made by aluminum not plastic

Specifications:

1.Focal Reducer: 0.5x

2.Barrel Size: 1.25"/31.7mm

3.Thread Interface: Male C-Mount at top andFemale M28.5x0.6 Thread at the rear end

4.Sleeve material: Full Metal Aluminum alloy

5.Lens Coated:Broadband Green Coated

6.Lens material: Pure Optical Lens

7.Color: Black

8.Net Weight: 39g/1.38oz

9.Total Height: 50mm/1.76in

Package Includes:

1 x 1.25" 0.5x Focal Reducer

1 x C-Mount Adapter