Shop by Use: Choose What You Want to Do

Pick your goal and jump straight to the right product category.

Front-mounted only. Install solar filters on the sun-facing end of your device and inspect before every use. See Solar Filter Safety & Proper Use for the full procedure.

Choose Your Use Case

Visual Observing (Telescope)

Front-mounted white-light filters for observing sunspots and surface detail.

Best for telescope-based viewing in white light (photosphere).

Shop Telescope Filters Sizing & Fit

Solar Photography (Slip-On)

Slip-on filters sized by outer diameter (OD) for many camera lenses.

Use when threaded filters aren’t an option or you need OD-based fit.

Shop Slip-On Camera Filters Photography Basics

Solar Photography (Threaded)

Screw-in filters for lenses with standard front filter threads (Ø size).

Fast, repeatable mounting when your lens thread size is supported.

Shop Threaded Camera Filters Photography Basics

Binocular Viewing

Matched pairs — one filter per barrel (both barrels must match OD).

For safe, front-mounted binocular viewing in white light.

Shop Binocular Pairs Sizing & Fit

Spotting Scopes

Slip-on filters sized by outer diameter (OD) for compact tube-style optics.

Good for portable setups and educational viewing.

Shop Spotting Scope Filters Sizing & Fit

DIY / Classroom Builds

ND5 film sheets for custom front-mounted filter cells and projects.

For DIY applications where you need an adaptable material format.

Shop Film Sheets Safety & Proper Use

Not Sure What You Need?

Start with sizing. Slip-on filters are selected by the outer diameter (OD) at the front of the device (not the lens thread marking).

Measure correctly using the Sizing & Fit Guide.
Compare materials and tint in Materials & Optics.
For technique, see Solar Photography Basics.
If you want help before ordering, contact Support.

Safety Reminder

Always attach the filter before aiming at the Sun. Cover or remove any unfiltered finder scope, and never leave equipment aimed at or near the Sun unattended.

Full procedure: Solar Filter Safety & Proper Use