Reducers/Flatteners

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Skywatcher DSLR-M48 Ring Adapter

Skywatcher DSLR-M48 Ring Adapter£17.00

For attaching a Canon DSLR camera to any of the Skywatcher 0.85x Focal Reducers 

Skywatcher .85x Reducer/Flattener for ED80

Skywatcher .85x Reducer/Flattener for ED80£169.00

This Skywatcher 0.85x focal reducer/flattener is optimised for the Skywatcher Evostar 80ED PRO refractor.

Celestron f6.3 Focal Reducer

Celestron f6.3 Focal Reducer£99.00

This combination focal reducer and field corrector converts the optical systems of f10 Schmidt-Cassegrain telescopes to f6.3 for photographic imaging. 

Offers a wide field of view with Schmidt-Cassegrain telescopes and reduces exposure time by a factor of 3.

Fits both Celestron and Meade SCT telescopes.

Celestron Reducer Lens .7x for EdgeHD 800

Celestron Reducer Lens .7x for EdgeHD 800£349.00

Celestron’s new EdgeHD reducers features a custom 4 element optical design engineered to maintain the flat-field performance of their award winning EdgeHD optical system. 

Skywatcher .85x Reducer/Flattener for ED100

Skywatcher .85x Reducer/Flattener for ED100£169.00

This Skywatcher 0.85x focal reducer/flattener is optimised for the Skywatcher Evostar 100ED PRO refractor.

Skywatcher Field Flattener for Esprit-80

Skywatcher Field Flattener for Esprit-80£119.00

Optically-matched Field Flattener for the Skywatcher Esprit-80 ED triplet refractor.

William Optics 2'' Nosepiece Adapter for WO Diagonals / Flatteners

William Optics 2" Nosepiece Adapter for WO Diagonals / Flatteners£28.00

Two-inch nosepiece designed to attach to a William Optics 2" SCT diagonal to enable it to be used directly in a 2" focuser.

William Optics Adjustable Flat6A II 0.8x Reducer / Flattener

William Optics Adjustable Flat6A II 0.8x Reducer / Flattener£179.00

Adjustable Reducer / Flattener for William Optics GT71, GT81, ZS103 and ZS126 Telescopes

William Optics Flattener for ZS61

William Optics Flattener for ZS61£149.00

Dedicated Flattener for William Optics ZS61

Celestron 0.7x Reducer for EDGE-HD 1100

Celestron 0.7x Reducer for EDGE-HD 1100£759.00

The EdgeHD 0.7x Reducer makes your Celestron EdgeHD 1100 one full F-Stop faster, reducing your exposure time by one-half. 

 

Skywatcher Field Flattener for Esprit-100

Skywatcher Field Flattener for Esprit-100£155.00

Optically-matched Field Flattener for the Skywatcher Esprit-100 ED triplet refractor.

William Optics Flattener for ZS73

William Optics Flattener for ZS73£159.00

Dedicated Flattener for William Optics ZS73

Celestron 0.7x Reducer for EDGE-HD 1400

Celestron 0.7x Reducer for EDGE-HD 1400£759.00

The EdgeHD 0.7x Reducer makes your Celestron EdgeHD 1400 one full F-Stop faster, reducing your exposure time by one-half. 

 

Celestron Reducer Lens .7x for EdgeHD 925

Celestron Reducer Lens .7x for EdgeHD 925£409.00

Incoming - Expected Summer 2018

Celestron’s new EdgeHD reducers features a custom 4 element optical design engineered to maintain the flat-field performance of their award winning EdgeHD optical system. 

Explore Scientific 3'' 0.7x Reducer / Corrector / Field Flattener

Explore Scientific 3" 0.7x Reducer / Corrector / Field Flattener£305.00

Reduces the effective focal length of a particular instrument by the factor 0.7x (for f/8) and 0.8x (for f/10) respectively. Also operates as a very effective field flattener.

Explore Scientific Hexafoc 2.5'' Adapter for 3'' Corrector

Explore Scientific Hexafoc 2.5" Adapter for 3" Corrector£43.00

Explore Scientific Hexafoc 2.5" Adapter for 3" Corrector

HoTech SCA Field Flattener

HoTech SCA Field Flattener£159.00

The Hotech SCA system ensures this high quality 2-element multicoated optical flattener is positioned precisely on the optical axis for optimum results. 

Suitable for f5-f8 refractor telescopes.

Review of Hotech SCA Field Flattener

 

OVL Field Flattener

OVL Field Flattener£69.00

A high-quality, non-focal-reducing Field Flattener optimised for DSLR imaging on refractor telescopes with focal ratios around f/5.5 to f6.0. 

Will also provide much improved results on refractors with focal lengths narrowly outside this optimised f/range

Skywatcher .85x Reducer/Flattener for ED120

Skywatcher .85x Reducer/Flattener for ED120£169.00

This Skywatcher 0.85x focal reducer/flattener is optimised for the Skywatcher Evostar 120ED PRO refractor.

Skywatcher .85x Reducer/Flattener for Evostar-72ED Pro

Skywatcher .85x Reducer/Flattener for Evostar-72ED Pro£169.00

Incoming.  ETA early Summer, pre-order now. 

This Skywatcher 0.85x focal reducer/flattener is optimised for the Skywatcher Evostar 72ED PRO refractor.

Skywatcher Field Flattener for Esprit-120

Skywatcher Field Flattener for Esprit-120£196.00

Optically-matched Field Flattener for the Skywatcher Esprit-120 ED triplet refractor.

Skywatcher Field Flattener for Esprit-150

Skywatcher Field Flattener for Esprit-150£236.00

Optically-matched Field Flattener for the Skywatcher Esprit-150 ED triplet refractor.

Vixen Focal Reducer 0.67x

Vixen Focal Reducer 0.67x£149.00

This high quality reducer for photographic use is designed to shorten the effective focal length of your ED81S, ED103S or ED115S refractor.  This will allow for shorter exposure times and a wider field of view.

William Optics AFR-IV 0.8x Reducer Flattener IV

William Optics AFR-IV 0.8x Reducer Flattener IVPlease Contact Us

Latest version! 

William Optics new AFR-IV Adjustable Flattener is designed for refractors with 500-1000mm focal-lengths.

Fully multi-coated 2-element unit using Ohara glass. The inner flattener lenses can be easily set at the optimum 66-86mm back focus (distance from flattener lens to film or CCD plane).

William Optics Flat4 Drawtube Adapter for FLT Telescopes

William Optics Flat4 Drawtube Adapter for FLT Telescopes£55.00

William Optics Flat4 drawtube adapter for FLT Telescopes.

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