SvBony 1.25" Dark Filter

Do you have a CCD camera without a mechanical shutter and would like to do dark frames without continually monitoring your equipment?  Then the SVBONY Dark FIlter 1.25in could be right for you.

This opaque substrate filter comes in a 1.25-inch threaded filter cell. Designed specifically to aid CCD cameras that do not have a mechanical shutter By installing this dark filter in your filter wheel, you can use it to effectively take a “dark frame” without physically capping off your telescope.

• Capture dark frames quickly to optimize astrophoto quality
• Easily eliminate camera noise and "hot pixels"
• Opaque filter blocks all light from imaging camera sensors
• Allows automated dark frame capture when used with an optional filter wheel or slider
• Threaded for use with 1.25" camera nosepieces, 1.25" filter wheels, and 1.25" filter sliders