The flattener is an arrangement of lenses that flatten the image field, as this is slightly curved by the primary optical system. This curvature causes stars to appear less sharp toward the edge of the field of view on photographic images. The flattener, also known as a field flattener lens, corrects this error.
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Celestron
Reducer 0.63x / Corrector
( 4.5 / 5 )
$ 173.00
ready for shipping in 1-2
weeks
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William Optics
Adjustable Flattener Reducer Flat6AIII
$ 347.00
ready for shipping in 3-5
weeks
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PrimaLuceLab
GIOTTO Flat Field Generator Celestron Origin
$ 377.00
ready for shipping in 1-2
weeks
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Skywatcher
0.85x Focal Reducer/Corrector for Evostar-100ED DS-PRO
$ 347.00
ready for shipping in 24
h
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TS Optics
Flattener/Reducer 0.8x CF-APO 80
$ 302.00
ready for shipping in 3-7
days
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Tecnosky
Four Elements Flattener/Reducer 0,8x
$ 203.00
ready for shipping in 1-2
weeks
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RRP:
$ 336.00
Askar
Flattener 1.0x 103APO
RRP:
$ 336.00
Our price:
$ 301.00
ready for shipping in 24
h
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Skywatcher
Esprit-150ED M48 field flattener
$ 482.00
ready for shipping in 1-2
weeks
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William Optics
Adjustable Flattener Reducer Flat7A
$ 1,110.00
ready for shipping in 3-5
weeks
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Skywatcher
0.85x Focal Reducer/Corrector for Evostar-80ED DS-PRO
$ 347.00
ready for shipping in 1-2
weeks
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Skywatcher
Field Flattener (with T-Ring adaptor)
$ 150.00
ready for shipping in 1-2
weeks
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William Optics
Flattener Flat73A for ZenithStar 73
$ 382.00
ready for shipping in 3-5
weeks
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Skywatcher
Flattener Evostar 100 EDX & Esprit 70 EDX
$ 243.00
ready for shipping in 1-2
weeks