Field Flatteners and Coma Correctors

9 Matching Products

Lightwave 1.0x Field Flattener

Find out more about the Lightwave 1.0x Field Flattener

The Lightwave 1.0x Field Flattener is a non-focal reducing field flattener which gives improved results for photography with triplet and doublet refractor telescopes of between f5.5 and f6.5 focal ratio. The Field Flattener comes with a CNC machined T-threaded end-cap to protect against dust on the rear lens element which is more exposed than the front

In StockFree delivery available
£71.00

1x Lightwave 1.0x Field Flattener

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Lightwave 1.0x Field Flattener

Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

Find out more about the Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

Designed for serious Astro-Imagersand optimised for the Evostar-80ED PRO, the Sky-Watcher 0.85x Focal Reducer/Corrector effectively reduces the telescope's focal length by a factor of 0.85x and provides much improved field-edge correction. Use in conjunction with Sky-watcher's M48 Canon or Nikon T-ring adaptors (product codes 20237 & 20238).

Usually 5-7 DaysSave £20Free delivery available
£169.00RRP £189.00

1x Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

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Sky-Watcher 0.85x Focal Reducer/Corretor for Evostar-80ED DS-PRO

Celestron Reducer / Corrector f/6.3

Find out more about the Celestron Reducer / Corrector f/6.3

This combination focal reducer and field corrector lens makes it possible to have a dual focal ratio instrument, without sacrificing image quality.If offers wide fields of view with any Schmidt-Cassegrain telescope and when used for astrophotography, it reduces exposure time by a factor of 3.

Special OrderFree delivery available
£125.00

1x Celestron Reducer / Corrector f/6.3

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Celestron Reducer / Corrector f/6.3

Sky-Watcher M48 Field Flattener for Esprit 150

Find out more about the Sky-Watcher M48 Field Flattener for Esprit 150

Sky-Watcher M48 field flattener designed to optically match Esprit-150ED Triplet Refractor Telescope.Threaded especially for the Esprit-150ED with a M48 camera thread, with 2 multi-coated lenses housed in an aluminium body.

Special OrderSave £50Free delivery available
£199.00RRP £249.00

1x Sky-Watcher M48 Field Flattener for Esprit 150

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Sky-Watcher M48 Field Flattener for Esprit 150

Sky-Watcher f/4 Aplanatic Super Coma Corrector

Find out more about the Sky-Watcher f/4 Aplanatic Super Coma Corrector

Optimised for Sky-Watcher superfast f/4 Quattro imaging Newtonians, delivering stunning wide-field views with pinpoint stars to the edge of the flat field, leaving the magnification unaltered.

Special OrderSave £30Free delivery available
£209.00RRP £239.00

1x Sky-Watcher f/4 Aplanatic Super Coma Corrector

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Sky-Watcher f/4 Aplanatic Super Coma Corrector

Sky-Watcher Coma Corrector for Newtonian Reflectors

Find out more about the Sky-Watcher Coma Corrector for Newtonian Reflectors

This Sky-Watcher Coma Corrector is optimised for all Sky-Watcher fast-ratio f/5 Newtonian Reflectors / Dobsonians, with 2 focuser. Delivers stunning wide-field views with pinpoint stars to the edge of the field. Magnification remains unaltered. Supplied complete with necessary adaptors for visual use. For imaging use with a DSLR camera, a suitable M48x0.75

Usually 5-7 DaysSave £20Free delivery available
£119.00RRP £139.00

1x Sky-Watcher Coma Corrector for Newtonian Reflectors

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Sky-Watcher Coma Corrector for Newtonian Reflectors

Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

Find out more about the Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

Designed for serious Astro-Imagers and optimised for the Evostar-120ED PRO, the Sky-Watcher 0.85x Focal Reducer/Corrector effectively reduces the telescope's focal length by a factor of 0.85x and provides much improved field-edge correction. Use in conjunction with Sky-watcher's M48 Canon or Nikon T-ring adaptors (product codes 20237 & 20238).

Usually 5-7 DaysSave £20Free delivery available
£169.00RRP £189.00

1x Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

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Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-120ED DS-PRO

Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO

Find out more about the Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO

Designed for serious Astro-Imagersand optimised for the Evostar-100ED PRO, the Sky-Watcher 0.85x Focal Reducer/Corrector effectively reduces the telescope's focal length by a factor of 0.85x and provides much improved field-edge correction. Use in conjunction with Sky-watcher's M48 Canon or Nikon T-ring adaptors (product codes 20237 & 20238).

Usually 5-7 DaysSave £20Free delivery available
£169.00RRP £189.00

1x Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO

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Sky-Watcher 0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO

Optical Vision Field Flattener

Find out more about the Optical Vision Field Flattener

The Sky-Watcher Field Flattener is a 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. Will also provide much improved results on refractors with focal lengths narrowly outside this optimised f/range. Integral T-Ring adaptor thread. High quality CNC machined

Usually 5-7 DaysSave £10Free delivery available
£69.99RRP £79.99

1x Optical Vision Field Flattener

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Optical Vision Field Flattener