William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Red OTA
$ 1,840.00
ready for shipping in 3-5
weeks
Baader
Filters UBVRI Bessel B 50.4mm
$ 251.00
ready for shipping in 1-2
weeks
Baader
Adjustable pin type face wrench, 2mm diameter
$ 24.90
ready for shipping in 1-2
weeks
Baader
Filters 65x65x3mm clear glass filter
$ 120.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Ultra-Highspeed 50x50mm
$ 630.00
ready for shipping in 1-2
weeks
Baader
Filters SII CMOS Narrowband 31mm
$ 164.00
ready for shipping in 1-2
weeks
Baader
Filters f/2 Highspeed SII CMOS 1.25"
$ 170.00
ready for shipping in 1-2
weeks
Baader
BDSF digital solar filter, 80mm
$ 107.00
ready for shipping in 1-2
weeks
Baader
Filters SII CMOS f/2 Ultra-Highspeed 65x65mm
$ 620.00
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS f/2 Ultra-Highspeed 65x65mm
$ 620.00
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS f/3 Ultra-Highspeed 65x65mm
$ 610.00
ready for shipping in 1-2
weeks
Baader
Filters SII CMOS f/3 Ultra-Highspeed 65x65mm
$ 620.00
ready for shipping in 1-2
weeks
Baader
Filters SII CMOS Ultra-Narrowband 65x65mm
$ 610.00
ready for shipping in 1-2
weeks
Baader
Filters OIII CMOS Ultra-Narrowband 65x65mm
$ 610.00
ready for shipping in 1-2
weeks
Baader
Filters UHC-L 36mm
$ 160.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha/OIII/SII CMOS Ultra-Narrowband 2"
$ 1,210.00
Product can be shipped as of 01.02.2026
Baader
Filters UBVRI Bessel R 50.4mm
$ 248.00
ready for shipping in 1-2
weeks
Baader
Off-Axis-Guider BFM II
$ 141.00
ready for shipping in 1-2
weeks
Baader
Filters 2“ fringe killer (plane-optical polished)
$ 154.00
ready for shipping in 1-2
weeks
Baader
Filters UBVRI Bessel U 100x100mm
$ 840.00
ready for shipping in 1-2
weeks
Baader
Filters LRGB CMOS 50.4mm
$ 630.00
ready for shipping in 1-2
weeks
William Optics
Carrying handle 243mm
$ 172.00
ready for shipping in 24
h
Baader
Filters UBVRI Bessel I 100x100mm
$ 830.00
ready for shipping in 1-2
weeks
Baader
Filters RGB CMOS 50x50mm
$ 580.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha/OIII/SII CMOS f/2 Highspeed 36mm
$ 580.00
ready for shipping in 1-2
weeks
Baader
M48 spacer ring for MPCC III / Protective EOS T-Ring
$ 26.90
ready for shipping in 1-2
weeks
Baader
Filters UV/IR L CMOS 50.4mm
$ 156.00
ready for shipping in 1-2
weeks
Baader
Schmidt-Cassegrain telescope SC 235/2350 Triband-SCT 925
$ 5,600.00
ready for shipping in 1-2
weeks
Baader
Filters SLOAN/SDSS (ugriz') Photometric 65x65mm
$ 2,770.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS Ultra-Narrowband 50x50mm
$ 550.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/3 Ultra-Highspeed 50x50mm
$ 550.00
ready for shipping in 1-2
weeks
Baader
Filters H-alpha CMOS f/2 Ultra-Highspeed 50.4mm
$ 550.00
ready for shipping in 1-2
weeks
William Optics
Guidescope UniGuide 50mm Gold
$ 253.00
ready for shipping in 3-5
weeks
Baader
Filters RGB CMOS 50,4mm
$ 550.00
ready for shipping in 1-2
weeks
Baader
Filters UBVRI Bessel B 100x100mm
$ 780.00
ready for shipping in 1-2
weeks
Baader
Filters UBVRI Bessel V 100x100mm
$ 780.00
ready for shipping in 1-2
weeks