Adjustable Solar Film Objective Lens Cover Filter 80-100mm acrylic aim your lens or telescope

aim your lens or telescope at a bright star and manually adjust the focus of your lens or telescope until it looks close to focus

Never look directly at the Sun without a protective filter

Article: How to use a Bahtinov Focus Tool with a DSLR camera

then remove the mask to begin viewing

Size: 86-117mm diameter

Adjustable Solar Film Objective Lens Cover Filter 80-100mm acrylic aim your lens or telescopeThis adjustable solar telescope filter fits over the objective lens of your telescope to provide safe viewing of our sun. It's lightweight and easy to use, allowing you to safely observe our solar system's biggest star. Cautions: Never use a broken or torn solar filter Always place the solar filter in front of the lens, never behind a lens where the Sun's rays are magnified. Never look directly at the Sun without a protective filter. Do not remove the