Astrozap Glass Solar Filter

This filter is designed for telescopes with an outer diameter (OD) between 264mm and 270mm. You should measure the outside diameter of your telescope's front cell or dew shield carefully before purchasing to ensure it falls within this specific range.

Yes, this filter is compatible with a wide variety of optical designs, including refractors, reflectors, Schmidt-Cassegrains, Maksutov-Cassegrains, and Dobsonians, provided the outer diameter of the telescope tube matches the 264mm to 270mm requirement.

Glass filters like this one are generally more durable and resistant to scratches or pinholes compared to thin film filters. They provide a very natural, high-contrast view of the sun, though they are heavier and require careful handling to avoid accidental drops.

Yes, this is a full-aperture filter, meaning it covers the entire front opening of your telescope. This allows you to utilize the full resolution and light-gathering capability of your telescope's primary optics for solar viewing.

This glass solar filter typically produces a natural, yellowish-orange tint when viewing the sun. It is designed to provide a safe, high-contrast image that makes features like sunspots clearly visible.