Your partner for astronomy
Products 73 - 108 of 173
Sort by:
William Optics Carrying handle 243mm
William Optics
Carrying handle 243mm
$ 161.00
ready for shipping in 3-5 weeks
William Optics Flattener Flat68III
William Optics
Flattener Flat68III
$ 1,010.00
ready for shipping in 3-7 days
William Optics Adapter Flat68II / Flat7A
William Optics
Adapter Flat68II / Flat7A
$ 58.00
ready for shipping in 3-5 weeks
William Optics Diagonal prism RedCat 90° 1,25"
William Optics
Diagonal prism RedCat 90° 1,25"
$ 172.00
ready for shipping in 24 h
William Optics Apochromatic refractor AP Fluorostar 120/780 Space Gray OTA
William Optics
Apochromatic refractor AP Fluorostar 120/780 Space Gray OTA
$ 4,600.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP Fluorostar 120/780 Red OTA
William Optics
Apochromatic refractor AP Fluorostar 120/780 Red OTA
$ 4,600.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP Fluorostar 120/780 Gold OTA
William Optics
Apochromatic refractor AP Fluorostar 120/780 Gold OTA
$ 4,600.00
ready for shipping in 3-5 weeks
Askar Apochromatic refractor AP 72/400 FRA400
Askar
Apochromatic refractor AP 72/400 FRA400
RRP:  $ 1,720.00
Our price:
$ 1,610.00
ready for shipping in 3-5 weeks
Askar Reducer 0.8x 120APO
Askar
Reducer 0.8x 120APO
$ 299.00
ready for shipping in 3-5 weeks
William Optics Guidescope UniGuide 50mm Gold
William Optics
Guidescope UniGuide 50mm Gold
$ 230.00
ready for shipping in 3-7 days
William Optics Adjustable Flattener Reducer Flat7A
William Optics
Adjustable Flattener Reducer Flat7A
$ 980.00
ready for shipping in 3-7 days
William Optics Flattener Flat73A for ZenithStar 73
William Optics
Flattener Flat73A for ZenithStar 73
$ 333.00
ready for shipping in 24 h
William Optics Apochromatic refractor AP 71/350 RedCat 71 OTA
William Optics
Apochromatic refractor AP 71/350 RedCat 71 OTA
$ 2,300.00
ready for shipping in 3-5 weeks
Askar Reducer 0.7x
Askar
Reducer 0.7x
$ 300.00
ready for shipping in 1-2 weeks
William Optics Dura Bright 1.25" 90° mirror star diagonal
William Optics
Dura Bright 1.25" 90° mirror star diagonal
$ 184.00
Product can be shipped as of 06.04.2026
William Optics Carry case ZenithStar 61
William Optics
Carry case ZenithStar 61
$ 91.00
ready for shipping in 24 h
William Optics Rotator Rotolock Visual Back 3.5
William Optics
Rotator Rotolock Visual Back 3.5
$ 299.00
ready for shipping in 24 h
William Optics M48 adaptors for Nikon Super high precision
William Optics
M48 adaptors for Nikon Super high precision
$ 161.00
ready for shipping in 24 h
William Optics Adapter Rotolock Adaptors 2" 1.25" Gold
William Optics
Adapter Rotolock Adaptors 2" 1.25" Gold
$ 80.00
ready for shipping in 3-5 weeks
Askar Flattener 1.0x 120APO
Askar
Flattener 1.0x 120APO
$ 460.00
ready for shipping in 1-2 weeks
Askar Flattener 1.0x 140APO
Askar
Flattener 1.0x 140APO
$ 460.00
ready for shipping in 24 h
William Optics Guidescope AC 50/200 RotoLock Gold OTA
William Optics
Guidescope AC 50/200 RotoLock Gold OTA
$ 276.00
ready for shipping in 24 h
William Optics Focusing Mask Bahtinov 243-308mm
William Optics
Focusing Mask Bahtinov 243-308mm
$ 172.00
ready for shipping in 24 h
Askar Reducer 0.6x for 103APO
Askar
Reducer 0.6x for 103APO
$ 460.00
ready for shipping in 24 h
William Optics Guidescope UniGuide 32mm Gold
William Optics
Guidescope UniGuide 32mm Gold
$ 184.00
ready for shipping in 3-5 weeks
Askar Rotator M54/M54 16-20mm
Askar
Rotator M54/M54 16-20mm
$ 195.00
ready for shipping in 24 h
William Optics Losmandy Swan Series 400mm
William Optics
Losmandy Swan Series 400mm
$ 207.00
ready for shipping in 3-5 weeks
Askar Extension tube Adaptors M54/M48 16-20mm
Askar
Extension tube Adaptors M54/M48 16-20mm
$ 195.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 71/420 Gran Turismo GT 71
William Optics
Apochromatic refractor AP 71/420 Gran Turismo GT 71
$ 1,380.00
ready for shipping in 24 h
Askar Apochromatic refractor AP 203/1421 OTA
Askar
Apochromatic refractor AP 203/1421 OTA
$ 10,900.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 61/300 RedCat 61 OTA
William Optics
Apochromatic refractor AP 61/300 RedCat 61 OTA
$ 2,070.00
ready for shipping in 24 h
William Optics Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 1,950.00
ready for shipping in 24 h
William Optics Guidescope Guide Star Apo61
William Optics
Guidescope Guide Star Apo61
$ 690.00
ready for shipping in 24 h
William Optics Red dot finder with quick-release bracket and base
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
William Optics
Losmandy Swan Series 400mm
$ 207.00
ready for shipping in 3-5 weeks
William Optics Adaptors for Flattener 6A
William Optics
Adaptors for Flattener 6A
$ 103.00
Available on request