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Reducers, Flatteners and Correctors

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Celestron f6.3 Focal Reducer

Celestron f6.3 Focal Reducer£149.99   £149.00

This combination focal reducer and field corrector lens accessory works with all Celestron 5", 8", 9 1/4", 11" and 14" Schmidt-Cassegrain telescopes. 

Celestron REDUCER LENS .7X for EDGEHD Telescopes

Celestron REDUCER LENS .7X for EDGEHD TelescopesFrom:  £389.00

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0.85x Focal Reducer/Corrector for Evostar-ED DS-PRO Telescopes

0.85x Focal Reducer/Corrector for Evostar-ED DS-PRO Telescopes£219.00

Optimised for the Evostar-80ED PRO, reduces the telescope’s focal length by a factor of 0.85x.

M48 Field Flattener for ESPRIT-ED Triplet Refractors

M48 Field Flattener for ESPRIT-ED Triplet RefractorsFrom:  £139.00

ZWO ADC Atmospheric Dispersion Corrector

ZWO ADC Atmospheric Dispersion Corrector£124.00

A must-have for serious planetary observers and photographers.

William Optics New Adjustable Flat61 Flattener for ZS61

William Optics New Adjustable Flat61 Flattener for ZS61£179.00

1:1 power flattener for the William Optics ZenithStar 61!

William Optics Adjustable Flat73A for Z73

William Optics Adjustable Flat73A for Z73£179.00

Field flattener optically matched for the ZenithStar 73.

William Optics Adjustable Flattener 6A III

William Optics Adjustable Flattener 6A III£199.00   £179.00

This very elegant 2" reducer/field flattener has been designed to optimize the flat-field imaging performance of William Optics F/6 to F7.5 ratio refactors.

William Optics Adjustable Flattener 6A III for FLT91

William Optics Adjustable Flattener 6A III for FLT91£209.00

This very elegant 2" reducer/field flattener has been designed to optimize the flat-field imaging performance of William Optics FLT91.

William Optics Flattener 68III

William Optics Flattener 68III£599.00   £579.00

This revolutionary new WO FF68II Adjustable Flattener was made for 6 -7.5 F ratio refractors.

William Optics x0.72 Reducer / Flattener 8

William Optics x0.72 Reducer / Flattener 8£699.00   £645.00

TeleVue 0.8x Reducer/Flattener

TeleVue 0.8x Reducer/Flattener£299.00   £279.00

Tele Vue 0.8x Reducer for NP Scopes (NPR-1073)

Tele Vue 0.8x Reducer for NP Scopes (NPR-1073)Please Call to Confirm the Price

APM Triplet APO Reducer

APM Triplet APO Reducer£499.00

A reducer, as its name implies, "reduces" the focal length of your telescope by a set factor.

OVL Field Flattener (with T-ring adaptor)

OVL Field Flattener (with T-ring adaptor)£95.00   £89.00

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

Explore Scientific 0.7x Reducer/Corrector 3''

Explore Scientific 0.7x Reducer/Corrector 3"£339.00

The Explore Scientific 0.7x Reducer/corrector 3" reduces the effective focal length of a particular telescope by the factor 0.7x (for f/8) and 0.8x (for f/10) respectively.

STF 2'' Achromatic Reducer 0.8x

STF 2" Achromatic Reducer 0.8x£149.99

STF 2" Reducers can be used with Maksutov-Cassegrain telescopes which feature with focal plane extension not less than 180 mm.

Field Flattener for Evoguide-50ED

Field Flattener for Evoguide-50ED£89.00

Sky-Watcher 0.77x Reducer/Flattener for Esprit-120/Esprit-150

Sky-Watcher 0.77x Reducer/Flattener for Esprit-120/Esprit-150£329.00   £299.00

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