William Optics
Guidescope Guide Star Apo61
$ 700.00
Sale price:
$ 482.90
ready for shipping in 24
h
William Optics
Red dot finder with quick-release bracket and base
$ 138.00
ready for shipping in 24
h
William Optics
Losmandy Swan Series 400mm
$ 207.00
ready for shipping in 3-5
weeks
Lunt Solar Systems
Spare Teflon-Lubricant for O-Ring PT-Piston
$ 2.90
ready for shipping in 24
h
William Optics
Adaptors for Flattener 6A
$ 103.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 91/448 GreyCat 91 WIFD OTA
$ 3,680.00
ready for shipping in 24
h
William Optics
Focusing Mask Bahtinov 243-308mm
$ 172.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA Guidescope-Set
RRP:
$ 2,530.00
Our price:
$ 2,040.00
ready for shipping in 24
h
William Optics
Apochromatic refractor AP 71/350 RedCat 71 OTA
$ 2,300.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 1,950.00
ready for shipping in 24
h
William Optics
Guidescope UniGuide 32mm Space Grey
$ 184.00
ready for shipping in 3-5
weeks
Lunt Solar Systems
Filters 6mm blocking filter in star diagonal for 2" focuser
$ 900.00
ready for shipping in 1-2
weeks
Lunt Solar Systems
Filters 6mm blocking filter in star diagonal for 1.25" focusers
$ 900.00
ready for shipping in 1-2
weeks
William Optics
Apochromatic refractor AP 131/648 UltraCat WIFD
$ 9,000.00
ready for shipping in 3-5
weeks
Lunt Solar Systems
PCUSB Pressure-Tuner Controller with USB
$ 1,610.00
Product can be shipped as of 01.07.2026
Lunt Solar Systems
Prism rail, 150mm
$ 161.00
ready for shipping in 1-2
weeks
Hotech
Advanced CT laser collimator for 1.25" focuser with fine adjustment
$ 700.00
Product can be shipped as of 15.06.2026
Lunt Solar Systems
Solar telescope ST 40/400 LS40T Ha B600 R&P
$ 2,070.00
ready for shipping in 3-6
months
Lunt Solar Systems
Prism rail, 100mm
$ 149.00
ready for shipping in 24
h
William Optics
Vixen-Style 290mm Prism Rail
$ 161.00
ready for shipping in 24
h
Lunt Solar Systems
Filters 50mm Ha Etalon filter
$ 2,300.00
ready for shipping in 1-2
weeks
Diffraction Limited
Adaptors STX/STXL/Aluma AC Adapter 2"
$ 311.00
ready for shipping in 24
h
Lunt Solar Systems
Filters 50mm Ha Etalon filter with B1800 for 2" focuser
RRP:
$ 4,260.00
Our price:
$ 3,090.00
ready for shipping in 1-2
weeks
Hotech
2" SCA laser collimator - crosshair laser
$ 230.00
Product can be shipped as of 15.07.2026
William Optics
Rotator Rotolock Visual Back 3.5
$ 299.00
Sale price:
$ 238.57
ready for shipping in 24
h
Lunt Solar Systems
Solar telescope ST 40/400 LS40T Ha B1200 R&P
$ 2,640.00
ready for shipping in 3-6
months
William Optics
Flat6A III Special Edition FLT91
$ 495.00
ready for shipping in 3-5
weeks
William Optics
Apochromatic refractor AP 91/448 RedCat 91 WIFD OTA
$ 3,680.00
ready for shipping in 3-5
weeks
Lunt Solar Systems
Adapter for mounting a sol-searcher onto an LS152THa telescope
RRP:
$ 115.00
Our price:
$ 75.00
ready for shipping in 24
h
Lunt Solar Systems
2" solar prism / Herschel wedge LS2HW
RRP:
$ 790.00
Our price:
$ 520.00
ready for shipping in 1-2
weeks
Lunt Solar Systems
Filters 50mm Ha Etalon filter with B1200 for 2" focuser
RRP:
$ 3,450.00
Our price:
$ 2,300.00
ready for shipping in 1-2
weeks
William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 WIFD Red OTA
$ 1,720.00
ready for shipping in 3-5
weeks
Hotech
1.25" SCA laser collimator - dot laser
$ 184.00
Product can be shipped as of 15.07.2026
William Optics
Apochromatic refractor AP 132/925 FluoroStar Red OTA
$ 6,100.00
ready for shipping in 3-5
weeks
William Optics
Focusing Mask Bahtinov 172-235mm
$ 161.00
ready for shipping in 24
h
William Optics
Guidescope 50mm f/4.0 RotoLock
$ 230.00
Sale price:
$ 183.25
ready for shipping in 24
h