Know more about this product

The SVBONY SV164 dark frame imaging filter ensures that the dark frame you get is completely free of unwanted stray light and reflections; resulting in excellent results. Why do you need SV164 dark frame imagin filter Pesky camera noise can ruin by leaving distracting bright spots and unwanted fixed patterns on your captured exposures. Dark frame filter can help remedy such noise and "hot pixels" by canceling out these disruptive effects during image processing High-quality materials The filter frame is made of high-grade alumina metal material; durable Safe packaging Place the soft foam plastic in a plastic box. Your dark-frame imaging filter is safe during transportation and storage; the sealed plastic box also protects the filter from dust. Can be mounted to the filter wheel The thread of the SV164 dark frame imagin filter can be directly connected to the filter wheel; very convenient Standard M48 x 0.75mm thread SV164 2-inch dark frame imaging filter with standard M48 x 0.75mm thread; very convenient to use with filter wheels that accept M48 x 0.75mm thread Pls note: The filters are not designed for sun observation. Do not look at the sun with filter. You would be blind if you fail to observe the warning. Specification: Type: Dark Frame Imaging Filter Size: 2inch Material: Metal Thread: Standard M48 x 0.75 Net Weight: 10g / 0.3oz Package Includes: 1x SVBONY 2" Dark Frame Imaging Filter(Remove dark currents in astrophotography to obtain high-precision images ) 1x Sturdy Plastic Case(Protect and store your filters)