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OpticsPlanet, Inc offers a full line of original William Optics Accessories with full manufacturer's warranty and Free UPS Ground shipping on orders over $29.95!

William Optics Accessories by Category

William Optics Binocular Accessories

William Optics Telescope Accessories

William Optics Accessories

William Optics 100mm Guiding Rings for Telescopes with O.D. from 66 to 90mm (including WO Megrez and Zenithstar) WA-3GUIDE-R

William Optics 100mm Guiding Rings for Telescopes with O.D. from 66 to 90mm (including WO Megrez and Zenithstar) WA-3GUIDE-R

List price $110.52

Sale price $78.94

William Optics 115mm Mounting rings for W.O. FLT110, FS-102, and FSQ-106 Telescopes WE-M115

William Optics 115mm Mounting rings for W.O. FLT110, FS-102, and FSQ-106 Telescopes WE-M115

List price $236.52

Sale price $168.94

William Optics 15mm SWAN Ocular 1.25" Wide Angle Eyepiece with 72 Degree Field of View WE-SWAN-15mm

William Optics 15mm SWAN Ocular 1.25" Wide Angle Eyepiece with 72 Degree Field of View WE-SWAN-15mm

List price $109.12

Sale price $77.94

$William Optics 2" APO Apochromatic Field Flattener and 0.8x Focal Reducer for 66mm to 90mm Refractors WE-FLAT-2$

William Optics 2" APO Apochromatic Field Flattener and 0.8x Focal Reducer for 66mm to 90mm Refractors WE-FLAT-2

List price $207.12

Sale price $147.94

William Optics 2" APO Field Flattener and 0.8x Focal Reducer WE-FLAT-3

William Optics 2" APO Field Flattener and 0.8x Focal Reducer WE-FLAT-3

List price $299.99

Sale price $239.00

William Optics 2" Extension tube for FLT series WA-EXFLT

William Optics 2" Extension tube for FLT series WA-EXFLT

List price $49.99

Sale price $39.00

William Optics 2" Photo Adapter for Telescopes & Spotting Scopes WA-PA2

William Optics 2" Photo Adapter for Telescopes & Spotting Scopes WA-PA2

List price $54.52

Sale price $38.94

William Optics 2" SCT Adapter / Extender for W.O. ZenithStar Telescopes WA-SCT-ZS66-EXT

William Optics 2" SCT Adapter / Extender for W.O. ZenithStar Telescopes WA-SCT-ZS66-EXT

List price $54.52

Sale price $38.94

$William Optics 2" Synta Crayford Refractors Focuser with 2 Speed Microfocuser WA-CFSYN2S-A$

William Optics 2" Synta Crayford Refractors Focuser with 2 Speed Microfocuser WA-CFSYN2S-A

List price $348.52

Sale price $248.94

William Optics 2" to 1.25" Telescope Adapter WA-2-1-25ADA

William Optics 2" to 1.25" Telescope Adapter WA-2-1-25ADA

List price $36.99

Sale price $29.00

William Optics 2" VR Violet Reducing Filter WA-VR1-2

William Optics 2" VR Violet Reducing Filter WA-VR1-2

List price $82.00

Sale price $67.99

William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm

William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm

List price $109.12

Sale price $77.94

William Optics 25mm SWAN Ocular 2" Wide Angle Eyepiece WE-SWAN-25mm

William Optics 25mm SWAN Ocular 2" Wide Angle Eyepiece WE-SWAN-25mm

List price $165.12

Sale price $117.94

William Optics 3 Piece SPL Set of Telescope 1.25" Ocular SPL 12.5mm, 6mm and 3mm Eyepieces WE-SPL-SET

William Optics 3 Piece SPL Set of Telescope 1.25" Ocular SPL 12.5mm, 6mm and 3mm Eyepieces WE-SPL-SET

List price $447.92

Sale price $319.94

William Optics 50mm Finder Bracket for WO Erecting Finderscopes WE-7x50FB

William Optics 50mm Finder Bracket for WO Erecting Finderscopes WE-7x50FB

List price $138.52

Sale price $98.94

William Optics 6 x 30 Illuminated Erecting Finderscope for William-Optics WO Megrez & ZenithStar Telescopes WA-6x30FS

William Optics 6 x 30 Illuminated Erecting Finderscope for William-Optics WO Megrez & ZenithStar Telescopes WA-6x30FS

List price $110.52

Sale price $78.94

William Optics 9mm SWAN Ocular 1.25" Wide Angle Eyepiece with 72 Degree Field of View WE-SWAN-9mm

William Optics 9mm SWAN Ocular 1.25" Wide Angle Eyepiece with 72 Degree Field of View WE-SWAN-9mm

List price $109.12

Sale price $77.94

William Optics Air Dust Blower WE-BLOWER

William Optics Air Dust Blower WE-BLOWER

List price $20.00

Sale price $15.00

William Optics Aluminum Carrying Case for 66-80mm Telescopes

William Optics Aluminum Carrying Case for 66-80mm Telescopes

List price $85.00

Sale price $68.00

William Optics Binocular Tripod Bracket WA-BTA

William Optics Binocular Tripod Bracket WA-BTA

List price $22.00

Sale price $17.99

William Optics Binoviewer Package with Pair of 20mm Wide Angle 66 Degree Eyepieces, OCS Barlow, and Case WA-BINO-P

William Optics Binoviewer Package with Pair of 20mm Wide Angle 66 Degree Eyepieces, OCS Barlow, and Case WA-BINO-P

List price $255.71

Sale price $198.99

William Optics Binoviewer w/ Brass Compression Rings WA-BINO-OTA

William Optics Binoviewer w/ Brass Compression Rings WA-BINO-OTA

List price $208.52

Sale price $148.94

William Optics Digital Camera & Digital Video Adapter 52mm WC-DCL52

William Optics Digital Camera & Digital Video Adapter 52mm WC-DCL52

List price $110.52

Sale price $78.94

William Optics Dovetail Plate WA-DOVETAIL

William Optics Dovetail Plate WA-DOVETAIL

List price $73.99

Sale price $59.00

William Optics Eazy Touch ALT-AZ Mount (Walnut Wooden Tripod Only) EAZY-A-WLT

William Optics Eazy Touch ALT-AZ Mount (Walnut Wooden Tripod Only) EAZY-A-WLT

List price $247.99

Sale price $198.00

William Optics High Quality Zoom Eyepiece 22.5 - 7.5mm WE-ZOOM-2

William Optics High Quality Zoom Eyepiece 22.5 - 7.5mm WE-ZOOM-2

List price $310.00

Sale price $248.00

William Optics Megrez 80 Backpack Style Carrying Case M80BAG

William Optics Megrez 80 Backpack Style Carrying Case M80BAG

List price $81.99

Sale price $65.00

William Optics Mounting Rings for 80mm Telescope WE-MR-80

William Optics Mounting Rings for 80mm Telescope WE-MR-80

List price $152.52

Sale price $108.94

William Optics Mounting Saddle Plate WA-SADDLE

William Optics Mounting Saddle Plate WA-SADDLE

List price $111.00

Sale price $89.00

William Optics Pair of 114mm Mounting Black Rings for most 114 and some 115mm OD Telescope Tubes WA-Z105R

William Optics Pair of 114mm Mounting Black Rings for most 114 and some 115mm OD Telescope Tubes WA-Z105R

List price $236.52

Sale price $168.94

William Optics Professional Video / Photo Tripod WTR-188

William Optics Professional Video / Photo Tripod WTR-188

List price $185.00

Sale price $148.00

William Optics Quick Release Bracket for WO Red Dot Finder Scope WA-RDF-B

William Optics Quick Release Bracket for WO Red Dot Finder Scope WA-RDF-B

List price $62.92

Sale price $44.94

William Optics Red Dot Finder Scope w/ Quick Release Bracket for WilliamOptics ZenithStar 66mm and 80mm Telescopes WA-RDF

William Optics Red Dot Finder Scope w/ Quick Release Bracket for WilliamOptics ZenithStar 66mm and 80mm Telescopes WA-RDF

List price $124.52

Sale price $88.94

William Optics Replaceable Dielectric Mirror for WO Telescope Diagonals WA-DI-M

William Optics Replaceable Dielectric Mirror for WO Telescope Diagonals WA-DI-M

List price $90.92

Sale price $64.94

William Optics STL CCD Cameras Adapter for FLT Field Flattener SLT-1100

William Optics STL CCD Cameras Adapter for FLT Field Flattener SLT-1100

List price $123.99

Sale price $99.00

William Optics SWAN 33mm Ocular 2" Wide Angle Eyepiece WE-SWAN-33mm

William Optics SWAN 33mm Ocular 2" Wide Angle Eyepiece WE-SWAN-33mm

List price $165.12

Sale price $117.94

William Optics Telescope 1.25" 45 degree Erecting Prism WD-EP125

William Optics Telescope 1.25" 45 degree Erecting Prism WD-EP125

List price $95.12

Sale price $67.94

William Optics Telescope 1.25" 45 Degree Erecting Prism with 2" Barrel Connection WD-EP2-S

William Optics Telescope 1.25" 45 Degree Erecting Prism with 2" Barrel Connection WD-EP2-S

List price $98.00

Sale price $88.00

William Optics Telescope 16mm Ocular Ultra Wide Angle 1.25" Eyepiece UWAN16

William Optics Telescope 16mm Ocular Ultra Wide Angle 1.25" Eyepiece UWAN16

List price $307.92

Sale price $219.94

William Optics Telescope 2" 45 Degree Erecting Prism WD-EP-2

William Optics Telescope 2" 45 Degree Erecting Prism WD-EP-2

List price $272.92

Sale price $194.94

William Optics Telescope 2" 90 Degree Erecting Prism WD-90-EP-2

William Optics Telescope 2" 90 Degree Erecting Prism WD-90-EP-2

List price $306.52

Sale price $218.94

William Optics Telescope 2" Extender Adapter w/ Compression Ring WA-EXT-2

William Optics Telescope 2" Extender Adapter w/ Compression Ring WA-EXT-2

List price $54.52

Sale price $38.94

William Optics Telescope 2" SCT Crayford Focuser w/ 2 Speed Microfocuser Black WA-CFSCT2S-Black

William Optics Telescope 2" SCT Crayford Focuser w/ 2 Speed Microfocuser Black WA-CFSCT2S-Black

List price $311.99

Sale price $249.00

William Optics Telescope 3mm Ocular SPL Super Planetary Long Eye-Relief Eyepieces WE-SPL3

William Optics Telescope 3mm Ocular SPL Super Planetary Long Eye-Relief Eyepieces WE-SPL3

List price $180.52

Sale price $128.94

William Optics Telescope 4mm Ocular 1.25" Ultra Wide Angle Eyepiece UWAN4

William Optics Telescope 4mm Ocular 1.25" Ultra Wide Angle Eyepiece UWAN4

List price $277.19

Sale price $197.99

William Optics Telescope 6mm SPL Ocular Super Planetary Long Eye Relief 1.25" Eyepiece WE-SPL6

William Optics Telescope 6mm SPL Ocular Super Planetary Long Eye Relief 1.25" Eyepiece WE-SPL6

List price $180.52

Sale price $128.94

William Optics Telescope 7mm Ocular 1.25" Ultra Wide Angle Eyepiece UWAN7

William Optics Telescope 7mm Ocular 1.25" Ultra Wide Angle Eyepiece UWAN7

List price $277.19

Sale price $197.99

William Optics Telescope Dielectric 1.25" Star Mirror Diagonal WD-CFDIG125-DI

William Optics Telescope Dielectric 1.25" Star Mirror Diagonal WD-CFDIG125-DI

List price $109.12

Sale price $77.95

William Optics Telescope Dielectric 2" Star Mirror Diagonal WD-CF-DIG2-DI

William Optics Telescope Dielectric 2" Star Mirror Diagonal WD-CF-DIG2-DI

List price $236.52

Sale price $168.94

William Optics Telescope DIG Thread Adapter for WO Diagonals WA-DIG2-TA

William Optics Telescope DIG Thread Adapter for WO Diagonals WA-DIG2-TA

List price $54.52

Sale price $38.94

William Optics Telescope Eazy Touch ( Head Only ) EAZY-B

William Optics Telescope Eazy Touch ( Head Only ) EAZY-B

List price $531.92

Sale price $379.94

William Optics Telescope Eazy Touch ALT-AZ Mount with Wooden Tripod and Tray EAZYT

William Optics Telescope Eazy Touch ALT-AZ Mount with Wooden Tripod and Tray EAZYT

List price $698.52

Sale price $498.94

William Optics Telescope Quartz 2" Star Mirror Dielectric Diagonal for SCT WA-DIG2QDISC

William Optics Telescope Quartz 2" Star Mirror Dielectric Diagonal for SCT WA-DIG2QDISC

List price $363.92

Sale price $259.94

William Optics Telescope Quartz Dielectric 2" Star Mirror Diagonal WA-DIG2QDI

William Optics Telescope Quartz Dielectric 2" Star Mirror Diagonal WA-DIG2QDI

List price $362.52

Sale price $258.94

William Optics Telescope Saddle Plate and Dovetail Combo WE-DS-C

William Optics Telescope Saddle Plate and Dovetail Combo WE-DS-C

List price $174.92

Sale price $124.94

William Optics Telescope SCT Thread Adapter for WO Diagonals WA-SCT-TA

William Optics Telescope SCT Thread Adapter for WO Diagonals WA-SCT-TA

List price $54.52

Sale price $38.94

William Optics Telescope Universal Digiscoping Digital Camera Adapter (28-45mm) WA-DIGISCOPE

William Optics Telescope Universal Digiscoping Digital Camera Adapter (28-45mm) WA-DIGISCOPE

List price $55.92

Sale price $39.94

William Optics Telescope Universal Digiscoping Digital Camera Adapter (43-65mm) WA-DA-43-65

William Optics Telescope Universal Digiscoping Digital Camera Adapter (43-65mm) WA-DA-43-65

List price $69.92

Sale price $49.94

$William Optics TMB Designed Field Flattener for FLT-110 / 132 APO Refractor Telescope, CCD Camera Adapter and 35mm Camera Adapter WE-FLAT-68$

William Optics TMB Designed Field Flattener for FLT-110 / 132 APO Refractor Telescope, CCD Camera Adapter and 35mm Camera Adapter WE-FLAT-68

List price $697.12

Sale price $497.94

William Optics Two Speed 1:10 Microfocuser for WO ZS80 & WO M80 II Telescopes WZ-2SPZ80-C

William Optics Two Speed 1:10 Microfocuser for WO ZS80 & WO M80 II Telescopes WZ-2SPZ80-C

List price $178.00

Sale price $147.99

William Optics Two Speed 1:10 Microfocuser Retrofit for WO Synta & WO Newton Crayford Focusers WZ-2SPSYN

William Optics Two Speed 1:10 Microfocuser Retrofit for WO Synta & WO Newton Crayford Focusers WZ-2SPSYN

List price $207.12

Sale price $147.94

William Optics Vixen-Style Dovetail Mounting Plate WE-DOVE-VX

William Optics Vixen-Style Dovetail Mounting Plate WE-DOVE-VX

List price $104.00

Sale price $86.94

William Optics William-Optics 40mm Ocular SWAN 2 Wide Angle Eyepiece WE-SWAN-40mm

William Optics William-Optics 40mm Ocular SWAN 2 Wide Angle Eyepiece WE-SWAN-40mm

List price $165.12

Sale price $117.94

William Optics William-Optics Binoviewer Pair of WA 20mm Ocular 66 Deg Eyepieces SWAN20mm

William Optics William-Optics Binoviewer Pair of WA 20mm Ocular 66 Deg Eyepieces SWAN20mm

List price $88.00

Sale price $68.00

William Optics William-Optics Telescope SPL 12.5mm Ocular 1.25" Eyepiece WE-SPL12-5

William Optics William-Optics Telescope SPL 12.5mm Ocular 1.25" Eyepiece WE-SPL12-5

List price $180.52

Sale price $128.94

William Optics WO 28mm Ocular UWAN Ultra Wide Angle 2" Eyepiece UWAN28

William Optics WO 28mm Ocular UWAN Ultra Wide Angle 2" Eyepiece UWAN28

List price $557.12

Sale price $397.94