7,500+ items available from stock
Personal advice & service
Best price guarantee
Get closer
William-Optics

The telescope manufacturer William Optics offers very high-quality apochromatic and achromatic refractors which are very well suited to visual observation, and especially to astrophotography.

Products 1 - 36 of 106
Sort by:
William Optics Binocular telescope attachment ''BinoViewers'' with accessory package
William Optics
Binocular telescope attachment ''BinoViewers'' with accessory package
$ 550.00
ready for shipping in 24 h
William Optics Diagonal mirror Dura Bright 90° 2"
William Optics
Diagonal mirror Dura Bright 90° 2"
$ 250.00
ready for shipping in 24 h
William Optics Dura Bright 1.25" 90° mirror star diagonal
William Optics
Dura Bright 1.25" 90° mirror star diagonal
$ 195.00
ready for shipping in 24 h
William Optics 40mm SWAN eyepiece, 2''
William Optics
40mm SWAN eyepiece, 2''
( 5 / 5 )
$ 205.00
ready for shipping in 24 h
William Optics Erecting Finder 50mm 1.25"
William Optics
Erecting Finder 50mm 1.25"
$ 261.00
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
$ 142.00
ready for shipping in 3-5 weeks
William Optics M63 Adaptors for Flattener Flat6AIII
William Optics
M63 Adaptors for Flattener Flat6AIII
$ 65.00
ready for shipping in 3-5 weeks
William Optics Carry case ZenithStar 61
William Optics
Carry case ZenithStar 61
$ 97.00
Sale price:
$ 87.06
ready for shipping in 24 h
William Optics Carry case ZenithStar 71 & 73
William Optics
Carry case ZenithStar 71 & 73
$ 108.00
Sale price:
$ 67.47
ready for shipping in 24 h
William Optics Carry case ZS81/GT81/GTF81
William Optics
Carry case ZS81/GT81/GTF81
$ 108.00
Sale price:
$ 68.56
ready for shipping in 24 h
William Optics Diagonal prism RedCat 90° 1,25"
William Optics
Diagonal prism RedCat 90° 1,25"
$ 174.00
ready for shipping in 3-5 weeks
William Optics 1,25'' 45° Amici prism on 1,25''
William Optics
1,25'' 45° Amici prism on 1,25''
$ 152.00
ready for shipping in 3-5 weeks
William Optics Rotolock Adaptors 2" 1.25" Red
William Optics
Rotolock Adaptors 2" 1.25" Red
$ 57.00
ready for shipping in 3-5 weeks
William Optics 2x Barlow lense for 1.25'' Binoviewers
William Optics
2x Barlow lense for 1.25'' Binoviewers
$ 76.00
ready for shipping in 3-5 weeks
William Optics SCT connection for WO Diagonals
William Optics
SCT connection for WO Diagonals
$ 65.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor Pleiades 111 AP 111/528 Astrograph OTA
William Optics
Apochromatic refractor Pleiades 111 AP 111/528 Astrograph OTA
$ 4,790.00
ready for shipping in 24 h
William Optics Rotolock Adaptors 2" 1.25" Gold
William Optics
Rotolock Adaptors 2" 1.25" Gold
$ 57.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor Pleiades 181 AP 181/998 Astrograph OTA
William Optics
Apochromatic refractor Pleiades 181 AP 181/998 Astrograph OTA
$ 21,800.00
ready for shipping in 6-10 weeks
William Optics Flat GT
William Optics
Flat GT
$ 326.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 156/1217 Fluorostar Red OTA
William Optics
Apochromatic refractor AP 156/1217 Fluorostar Red OTA
$ 10,300.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 51/178 MiniCat WIFD OTA
William Optics
Apochromatic refractor AP 51/178 MiniCat WIFD OTA
$ 1,300.00
ready for shipping in 3-5 weeks
William Optics Guidescope UniGuide 32mm Red
William Optics
Guidescope UniGuide 32mm Red
$ 184.00
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
$ 2,280.00
ready for shipping in 24 h
William Optics Apochromatic refractor AP 71/350 RedCat 71 WIFD OTA
William Optics
Apochromatic refractor AP 71/350 RedCat 71 WIFD OTA
$ 2,390.00
ready for shipping in 24 h
William Optics Apochromatic refractor AP 81/559 ZenithStar 81 Gold OTA
William Optics
Apochromatic refractor AP 81/559 ZenithStar 81 Gold OTA
RRP:  $ 1,630.00
Our price:
$ 1,300.00
ready for shipping in 24 h
William Optics Apochromatic refractor AP 61/360 ZenithStar ZS61 II OTA
William Optics
Apochromatic refractor AP 61/360 ZenithStar ZS61 II OTA
$ 980.00
ready for shipping in 24 h
William Optics Apochromatic refractor AP 61/360 ZenithStar ZS61 II OTA
William Optics
Apochromatic refractor AP 61/360 ZenithStar ZS61 II OTA
$ 1,050.00
Sale price:
$ 939.12
ready for shipping in 24 h
William Optics Guidescope UniGuide 50mm Red
William Optics
Guidescope UniGuide 50mm Red
$ 228.00
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
$ 5,300.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP Fluorostar 120/780 Space Gray OTA
William Optics
Apochromatic refractor AP Fluorostar 120/780 Space Gray OTA
$ 5,300.00
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
$ 5,300.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,170.00
Sale price:
$ 1,948.97
ready for shipping in 24 h
William Optics Apochromatic refractor AP 132/925 Fluorostar Gold OTA
William Optics
Apochromatic refractor AP 132/925 Fluorostar Gold OTA
$ 6,400.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 132/925 Fluorostar Space Gray OTA
William Optics
Apochromatic refractor AP 132/925 Fluorostar Space Gray OTA
$ 6,200.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 132/925 FluoroStar Red OTA
William Optics
Apochromatic refractor AP 132/925 FluoroStar Red OTA
$ 6,200.00
ready for shipping in 3-5 weeks
William Optics Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
William Optics
Apochromatic refractor AP 81/478 Gran Turismo 81 IV OTA
$ 2,170.00
ready for shipping in 24 h