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ASToptics
Bahtinov focus mask 230 for 240mm to 268mm diameters
$ 51.00
ready for shipping in 24
h
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Gerd Neumann jr.
ND 0.9 neutral density filter for 315mm Aurora flat-field panel
$ 26.90
ready for shipping in 24
h
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Lacerta
Focusing Mask Bahtinov for 278mm-342mm
$ 41.90
ready for shipping in 1-2
weeks
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PrimaLuceLab
GIOTTO Flat Field Generator 150
$ 355.00
ready for shipping in 1-2
weeks
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PrimaLuceLab
GIOTTO Flat Field Generator 560
$ 1,860.00
ready for shipping in 1-2
weeks
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PrimaLuceLab
GIOTTO Flat Field Generator 430
$ 1,240.00
ready for shipping in 1-2
weeks
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PrimaLuceLab
Flat field mask GIOTTO 255 with ALTO Telescopic Cover
$ 1,230.00
ready for shipping in 1-2
weeks
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Astrozap
Bahtinov focusing mask for 63mm-139mm apertures
$ 67.00
ready for shipping in 24
h
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Wanderer Astro
Flat field mask 225mm V4 IR
$ 590.00
ready for shipping in 1-2
weeks
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PrimaLuceLab
ALTO Telescope Cover Motor 560mm
$ 1,120.00
ready for shipping in 1-2
weeks
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Wanderer Astro
Flat field mask 80mm V4 Pro
$ 438.00
ready for shipping in 1-2
weeks
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Astroprints
Focusing Mask Bahtinov Skywatcher SkyMax MC 102/1300
$ 39.90
ready for shipping in 24
h
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Wanderer Astro
Flat field mask 240mm V4 IR
$ 610.00
ready for shipping in 1-2
weeks
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Geoptik
372mm flat field generator
$ 276.00
Product can be shipped as of 01.11.2026
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ASToptics
Focusing Mask Bahtinov 180 (185-210mm OTAs)
$ 51.00
ready for shipping in 24
h
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PrimaLuceLab
ALTO Telescope Cover Motor 320mm plus
$ 1,010.00
ready for shipping in 1-2
weeks
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PrimaLuceLab
Flat field mask GIOTTO 185 with ALTO Telescopic Cover
$ 970.00
ready for shipping in 1-2
weeks
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ASToptics
Focusing Mask PREMIUM (METAL) BAHTINOV diameter 80 (86-105mm OTA diameter)
$ 78.00
ready for shipping in 24
h
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Wanderer Astro
Flat field mask 100mm V4 IR
$ 472.00
ready for shipping in 1-2
weeks
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Artesky
Flatfield Generator 250mm Premium USB
$ 570.00
ready for shipping in 3-5
weeks
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PrimaLuceLab
Flat field mask GIOTTO 150 with ALTO Telescopic Cover
$ 920.00
ready for shipping in 1-2
weeks
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noctutec
easy-spike William Optics RedCat 61
$ 32.90
ready for shipping in 3-5
weeks
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Astroprints
Focusing Mask Bahtinov for DSLR Objectives 86mm
$ 33.90
ready for shipping in 24
h
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Gerd Neumann jr.
Bahtinov focus mask for M58 camera lens
$ 47.90
ready for shipping in 3-5
weeks
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Astroprints
Focusing Mask Bahtinov Skywatcher MC 150/1800
$ 39.90
ready for shipping in 24
h
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Astroprints
Focusing Mask Bahtinov Celestron SC 203 8"
$ 51.00
ready for shipping in 24
h
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Artesky
Flatfield Generator 550mm Premium USB
$ 1,130.00
ready for shipping in 3-5
weeks
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Gerd Neumann jr.
ND 1.2 neutral density filter for 100mm and 160mm Aurora flat-field panels
$ 16.90
ready for shipping in 24
h
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Lacerta
Focusing Mask Bahtinov for 344mm-438mm
$ 60.00
ready for shipping in 1-2
weeks
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PrimaLuceLab
ALTO Telescope Cover Motor 220mm
$ 560.00
ready for shipping in 1-2
weeks
