Focal Reducers & Reducers/Flatteners

Optec Lepus HD - C11 EdgeHD Lepus 0.62X telecompressor lens designed especially for use with the Celestron EdgeHD C11 OTA. A large 3-1/4 -inch Cele...

Innovations Foresight Adjustable Focal Reducer - AFR - for ONAG Innovations Foresight provides a near infrared (NIR) optimized adjustable focal red...

Explore Scientific 3" Field Flattener .7x Focal Reducer Explore Scientific’s 3-inch Field Flattener/0.7x Focal Reducer is a multi-faceted accessory...

Explore Scientific Field Flattener f/5 to f/7   This is a field flattener for refractor-type telescopes with a focal ratio of f/5 to f/7 Causes no...

Askar 160APO 0.8x Full-frame Reducer     The 0.8x reducer can bring Askar 160APO's focal ratio down to F5.6. This is a standard reducer with fi...

Askar 0.8x Reducer for 140APO Refractor Upgrade the already incredible optics of the Askar 140 APO Triplet Refractor with the Askar 0.8x Reducer! C...

Askar 0.7x Full Frame Reducer for FRA600 The Askar 3 inch F3.9 full frame reducer features 4 elements optical design specifically for the FRA600, o...

APM-Riccardi 0.75x M82 Reducer Massimo Riccardi, well-known optical designer from Italy, has calculated a high-quality 3-lens 0.75x reducer / flatt...

APM-Riccardi 0.75x M63 Reducer Massimo Riccardi, well-known optical designer from Italy, has calculated a high-quality 3-lens 0.75x reducer / flatt...

Takahashi SBIG STL Spacer for TOA-130 Reducers Takahashi adapter to attach an SBIG STL-Series CCD camera to a TOA-130 Reducer In the Box Taka...

Starfield Adjustable 0.8x Universal 2.5" Reducer Suitable for refractor telescopes from 102 mm to 155 mm aperture with focusers of 2.5". The Starfi...

PlaneWave .7x Reducer for CDK700 This reducer lens is designed specifically for flat field telescopes like the CDK700. Reduces the f/ratio of the ...

Celestron Reducer Lens .7x - EdgeHD 1400 Celestron’s new EdgeHD 1400 Reducer Lens .7x  feature a custom 5 element optical design engineered to main...