Deluxe 75mm Telescope Filter Cap for 70 to 92mm Tubes, Adjustable Pro Grade Metal Light Blocker That Shields Your Eyes, 99.9 Percent Light Reduction for Safe Night Sky Watching, Fits Aperture 75mm

Single 75mm Telescope Filter Cap for Safe Viewing
✔️ Inner diameter 75mm; fits 70-92mm tubes; 99.9% light reduction

Designed for telescope users as a premium filter cap that blocks stray light, protecting eyes during night sky observing. Ideal for backyard setups and field astronomy.

✅ 99.9% light reduction for clear, high-contrast viewing
✅ Inside diameter 75mm; fits 70-92mm outer tubes
✅ Outer filter diameter 100mm in anodized aluminum housing
✅ Baader Astro film in sturdy aluminum cell

💡 What is a telescope light-blocking filter cap used for and who should consider it?

It’s a handy eye-protecting add-on that boosts viewing comfort and contrast during night-sky sessions.

• Handy for protecting eyes from bright stars, moonlight, and light pollution
• Fits 70-92mm tube diameters with 75mm inner diameter
• Durable anodized aluminum housing with Baader astro film
• ISO 12312-2:2015 compliant for safe astronomical viewing

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