Sky Mentor 1.25" Variable Polarizer Filter - TA189 classic Imaging focal ratio with included

Imaging focal ratio with included coma corrector/reducer is f/3

Explore Scientific 34mm 68 Degree Series Waterproof Telescope Eyepiece - 2" Specifications

This adjustable speed electric motor drive installs easily onto the Focusmate 10:1 fine focus unit

Typical eyepieces used with fast Newtonians can have field stop locations differing by as much as half an inch

plus the folding tabletop tripod

Sky Mentor 1.25" Variable Polarizer Filter - TA189 classic Imaging focal ratio with includedAdjust the brightness level of the Moon, Venus, and other bright objects with the Sky Mentor Variable Polarizer. A standard Moon Filter is similar to a pair of sunglasses. They work fine, but sometimes the scene is too dark or too bright, and theres not a lot you can do about it. A variable polarizing filter is much more flexible than a Moon filter. It allows you to set the percentage of attenuation by turning the top section of the two piece filter.