Explore Scientific 0.8X Focal Reducer for f/5 & f/7 ES Refractors - ES-FR0.8X ZWO Seestar The steel worm gears are

The steel worm gears are supported by precision bearings and drive a brass worm wheel

7 mm) Long Accessory Tube for 2

removable Coatings: Kite MHR Advance + coatings Waterproof: Yes

Televue thinks of everything

BaK7 glass

Explore Scientific 0.8X Focal Reducer for f/5 & f/7 ES Refractors - ES-FR0.8X ZWO Seestar The steel worm gears areThe Explore Scientific 0. 8x Focal Reducer lets astrophotographers explore the wonders of wide field astrophotography in an easy to use package. The 0. 8x Focal Reducer works with the following Explore Scientific telescopes: ED80 Essential Series Air Spaced Triplet Refractor Telescope ES ED0806 02 ED102 Essential Series Air Spaced Triplet APO Refractor Telescope ES ED10207 02 ED80 FCD100 Series Air Spaced Triplet Refractor Telescope FCD100 0806 02