The SVBONY Deep Sky Filter for 1.25" Eyepieces is a valuable tool for enhancing the visibility and detail of various deep sky objects.
Designed to selectively reduce the transmission of light pollutants, including those produced by artificial lighting and natural atmospheric emissions, this filter helps to improve contrast and enhance details in both visual and photographic observations.
With its ability to suppress city lights and unwanted skyglow, while allowing the transmission of key nebula emission lines, such as OIII, H-beta, NII, H-alpha, and SII, this filter is particularly effective in sub-rural areas.
Whether you're a seasoned astronomer or a passionate astrophotographer, the SVBONY Deep Sky Filter is a budget-friendly option that can greatly enhance your observing experience.

Show Specifications

DO NOT LOOK AT THE SUN WITH SVBONY FILTER.
You would be BLIND if you fail to observe the warning. Together with the highly transparent in main nebula emission lines at OIII(496nm and 500nm), H-beta (486nm), NII(654nm and 658nm), H-alpha(656nm) as well as SII(672nm), the filter is suitable for enhancing the contrast and details for both visual and photographic purpose at sub-rural area.