Solar Filters

As well as Eclipse Glasses, you may need solar filters to safely observe the eclipse on 21 August, 2017. Especially if intending on using a telescope to observe the eclipse. Below are a number of varying solar filter products available for different applications.

Thousand Oaks Solar Film Sheets

Thousand Oaks Solar Film

If you want to make your own filter, these black polymer sheets are the most common for eclipse and sunspot observing. These sheets are a quality product of Thousand Oaks Optical, Arizona, a manufacturer of safe solar filters for over 30 years. “Stronger than Mylar with the filtering properties protected within the substrate. Guaranteed five years.” All available from via the links below.

4″ x 4″ Solar Filter Sheet – $9.99 – Order Now
6″ x 6″ Solar Filter Sheet – $14.99 – Order Now
8″ x 8″ Solar Filter Sheet – $19.99 – Order Now
12″ x 12″ Solar Filter Sheet – $28.99 – Order Now

Astromania Full Aperture Deluxe Telescope Filters

80mm Telescope Solar Filter 80mm Telescope Solar Filter (Back) 120mm Telescope Solar Filter 200mm Telescope Solar Filter

A must-have to safely observe the sun through your telescope without damaging your eyes – optical glass filter fits snugly over your telescope’s aperture to block 99.9% of incoming sunlight. Explore the Sun safely through a telescope with these high-quality solar filters featuring Baader AstroSolar film in a sturdy aluminum cell. Three clamping screws with protective plastic caps – ensure a perfect fit and are also gentle on your telescope,attaches directly – filter in anodized aluminium mounting.

80mm (Adjustable for 50mm to 72mm aperture) – $29.99 – Order Now
120mm (Adjustable for 90mm to 112mm aperture) – $37.99 – Order Now
200mm (Adjustable for 170mm to 192mm aperture) – $59.99 – Order Now

Astromania Standard Telescope Filters also available at discounted prices

These non-adjustable filters use an adhesive foam ring to attach to a telescope of matching diameter.

60mm to 70mm – $17.99 – Order Now
80mm – $22.99 – Order Now
90mm – $22.99 – Order Now
114mm £22.99 – Order Now