Bahtinov Mask Size::85-120mm The iconic 8-inch Schmidt-Cassegrain has

The iconic 8-inch Schmidt-Cassegrain has been known for decades as Celestron’s most beloved telescope

long eye-relief for glasses wearers

the high transmission

Coating (rear face) 7-layer hard-multicoating

Built-in Polar Alignment Scope Holder

Bahtinov Mask Size::85-120mm The iconic 8-inch Schmidt-Cassegrain hasBahtinov Mask Whether youre doing planetary visual observing, planetary imaging, or deep sky imaging, the Bahtinov Mask is a great accessory to get the best focus for your telescope quickly and easily. Credit goes to Russian amateur astronomer Pavel Bahtinov for making his idea available to the astronomy community. Bahtinov masks are adjustable to fit a wide range of optical tubes, unlike masks which are only able to fit one telescope. They have an