Manufacturer by William Optics

  • Micro 4/3 48mm T mount for Olympus
    William Optics
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    William Optics
    Regular price
    $43
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  • Cat 71mm WIFD f/4.9
    William Optics
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    William Optics
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    $1,698
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  • Gran Turismo 81 Internal Focus Design (WIFD) Apochromat
    William Optics
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    William Optics
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    $1,998
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  • DSD 245 Plate (M-PRC245)
    William Optics
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    William Optics
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    $58
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  • Ultra-Cat 76 WIFD
    William Optics
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    William Optics
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    $2,198
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  • Cat 91mm WIFD APO
    William Optics
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    William Optics
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    $2,998
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  • iOptron Skyguider Pro Dec adapter
    William Optics
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    William Optics
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    $39
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  • William Optics Durabright Rotolock 2" WO Diagonal with Thermometer (D-DIG2D-ROTO-A2)
    William Optics
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    William Optics
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    $198
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  • Gran Turismo 81
    William Optics
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    William Optics
    Regular price
    $1,568
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  • Saddle Plate for Vixen-style Dovetail Plate - 90mm (M-SP90)
    William Optics
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    William Optics
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    $79
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  • 48mm T mount for Pentax K
    William Optics
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    William Optics
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    $39
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  • Ultra-Cat 108 WIFD
    William Optics
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    William Optics
    Regular price
    $3,998
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  • 1.25"SCT Rotolock eyepiece adapter/visual back (with SCT thread) (F-ROTO-A2-125-SCT-TA)
    William Optics
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    William Optics
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    $87
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  • WO x0.72 Reducer Flattener 8 (P-FLAT8)
    William Optics
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    William Optics
    Regular price
    $968
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  • 243mm Saddle Handle Bar (Patented) with All New 50mm Guiding Rings (M-HC243BL-GR50IISL)
    William Optics
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    William Optics
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    $154
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  • 50mm Guiding Scope (M-G50WIII)
    William Optics
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    William Optics
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    $148
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  • DSD 210 Plate
    William Optics
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    William Optics
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    $48
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  • Bahtinov Focusing Mask for Telescopes Dew Shield
    William Optics
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    William Optics
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  • Vixen Style Dovetail Mounting Base (BAFM-ST001)
    William Optics
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    William Optics
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  • Dr. Flat Master x0.8 Reducer/Flattener for GSO RC telescope
    William Optics
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    William Optics
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    $845
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  • Spare Handle for WIFD [Red]
    William Optics
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    William Optics
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  • Fluorostar 120
    William Optics
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    William Optics
    Regular price
    $3,598
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  • DSD 110 Plate (M-PRC110)
    William Optics
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    William Optics
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    $38
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  • Vixen-Style 8 inch Dovetail Plate – Red (M-PVR)
    William Optics
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    William Optics
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    $43
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  • Long Version Vixen-style Dovetail Plate (M-PV-LII)
    William Optics
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    William Optics
    Regular price
    $108
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  • 243mm Saddle Handle Bar (Patented) (M-HC243BL)
    William Optics
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    William Optics
    Regular price
    $108
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  • Soft Carry Case for Zenithstar 61 telescope
    William Optics
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    William Optics
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    $54
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  • Camera Angle Rotator for 2.5” M63 Focuser (R-T63)
    William Optics
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    William Optics
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  • WO Canon EOS T Mount For WOSTAR 71 & Flat68III (48 mm thread)
    William Optics
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    William Optics
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  • WO- 3.5-2 ROTOLOCK VISUAL BACK ADAPTER (F-ROTO-A3.5-2)
    William Optics
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    William Optics
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  • William Optics ROTO adapter (D-ROTO-A2-SCT328F)
    William Optics
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    William Optics
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  • SWAN 40mm (2") Eyepiece (E-SWA40)
    William Optics
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    William Optics
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