
Gerd Neumann jr.
Flat field mask Aurora 100mm with inverter for 2x AA Batteries
$ 106.00
ready for shipping in 24
h

William Optics
Focusing Mask Bahtinov 75-110mm
$ 82.00
ready for shipping in 24
h

Astroprints
Focusing Mask Bahtinov Celestron SC11
$ 70.00
ready for shipping in 24
h

ASToptics
Focusing Mask PREMIUM (METAL) BAHTINOV diameter 80 (86-105mm OTA diameter)
$ 82.00
ready for shipping in 24
h

ASToptics
Focusing Mask Bahtinov 270 (272-305mm OTAs)
$ 70.00
ready for shipping in 24
h

William Optics
Focusing Mask Bahtinov 105-148mm
$ 94.00
ready for shipping in 24
h

William Optics
Focusing Mask Bahtinov 172-235mm
$ 118.00
ready for shipping in 3-5
weeks

Lacerta
Focusing Mask Bahtinov for 344mm-438mm
$ 63.00
ready for shipping in 1-2
weeks

Astrozap
Bahtinov focusing mask for 63mm-139mm apertures
$ 70.00
ready for shipping in 24
h

Gerd Neumann jr.
Bahtinov focus mask for M67 photo lens
$ 70.00
ready for shipping in 3-5
weeks

Astrozap
Bahtinov focusing mask for 139mm-216mm apertures
$ 70.00
ready for shipping in 24
h

Astrozap
Bahtinov focus mask for 216mm-292mm apertures
$ 106.00
ready for shipping in 3-5
weeks

Gerd Neumann jr.
Bahtinov mask for M77 lens
$ 83.00
ready for shipping in 3-5
weeks

Gerd Neumann jr.
Bahtinov focus mask for M82 photo lens
$ 90.00
ready for shipping in 24
h

Gerd Neumann jr.
Bahtinov focus mask for M72 photo lens
$ 76.00
ready for shipping in 3-5
weeks

Gerd Neumann jr.
Bahtinov focus mask for M105 photo lens
$ 106.00
ready for shipping in 3-5
weeks

Astroprints
Focusing Mask Bahtinov Celestron SC 279 11"
$ 70.00
Product can be shipped as of 10.10.2025

Gerd Neumann jr.
Bahtinov mask for M62 photo lens
$ 70.00
ready for shipping in 3-5
weeks

Gerd Neumann jr.
12V inverter for Aurora 315mm flat-field panel
$ 70.00
ready for shipping in 3-5
weeks

Gerd Neumann jr.
Neutral density filter ND0.9 for 750mm Aurora flat-field fluorescent lamp
$ 90.00
ready for shipping in 3-5
weeks

Gerd Neumann jr.
Neutral density filter ND0.6 for 750mm Aurora Flatfield light emitting film
$ 90.00
ready for shipping in 3-5
weeks

Gerd Neumann jr.
Neutral density filters ND1.2 for 750mm Aurora flat-field light emitting film
$ 90.00
ready for shipping in 3-5
weeks

Astrozap
Bahtinov focus mask for ETX 80
$ 118.00
ready for shipping in 24
h