The IR-Cut 650 Filter blocks infrared light from reaching the sensor of your CCD or CMOS camera or your expensive H-alpha filter. When imaging, the addition of this simple and inexpensive accessory will result in sharper images, and when doing solar work, the IR Cut Filter will your protect H-alpha filter from the damaging effects of infrared radiation.
The IR-Cut filter is housed in a 1.25” cell. The filter comes with a protective plastic case.

Thickness: 1.85 mm