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William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 1
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 2
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 3
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 4
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 5
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 1
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 2
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 3
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 4
William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red - 5

William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red

WO_A-Z73IIIRD
€895.00
Tax included
  • William Optics Z73 f/5.9 Refractor uses FPL-53 glass for sharp views.
  • Built-in Bahtinov Mask ensures you have perfect focus.
  • V-Style dovetail bar included.
  • V-Style dovetail plate/handle included.
  • 2.5" Rack & Pinion focuser.
  • Includes a telescope carrying case.
  • Red version.

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Step into a world of precision astronomy with the William Optics ZenithStar 73 APO III, the ultimate tool for avid sky watchers and astrophotographers. This advanced apochromatic refractor is engineered with a premium air-spaced doublet lens that incorporates Ohara FPL-53 ED glass to produce exceptionally clear and vivid images with minimal chromatic aberration.

Its compact and robust design, highlighted by a beautifully machined aluminum body and an elegantly anodized finish available in red and gold, ensures both durability and portability. Ideal for capturing stunning wide-field astronomical images and for portable visual astronomy, the ZenithStar 73 combines superior optical performance with ease of use. It includes high-quality accessories such as a CNC machined carry handle, a precision Bahtinov mask for easy focusing, and a protective soft case for travel.

Perfect for both beginners and seasoned astronomers, the William Optics ZenithStar 73 APO III stands out as a versatile and reliable choice for exploring the cosmos.

The William Optics ZenithStar 73 mm Apochromatic Doublet (version II) features Ohara FPL-53 glass improved upon from previous models. This package includes a Vixen-style dovetail bar, 2.5-inch Rack & Pinion focuser, and a built-in Bahtinov mask cover to help focus your telescope.

specifications

Aperture 73 mm (2.75")
Focal Length 430 mm
Focal Ratio f/5.9
Glas Type FPL 53
Optical Type Doublet
Tube Length 310mm
Tube Weight 2.5kg (5.5lb)
Weight 5.5 lbs.

Included items

  • Z73 APO (version III)
  • Vixen-style Dovetail
  • Bahtinov Mask Included
  • Telescope Case Included
Telescope System
Optical Tube Only (OTA)
Telescope type
Apochromatic Refractor
Telescope Series
ZenithStar
Telescope Lens type
Doublet (2 lenses)
Telescope Aperture (mm)
73mm
Telescope Focal Length (mm)
430mm
Telescope Focal Ratio (F)
F5.9

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William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red

William Optics Zenithstar 73 III APO - 73mm F5.9 Doublet Apo Refractor - Red

  • William Optics Z73 f/5.9 Refractor uses FPL-53 glass for sharp views.
  • Built-in Bahtinov Mask ensures you have perfect focus.
  • V-Style dovetail bar included.
  • V-Style dovetail plate/handle included.
  • 2.5" Rack & Pinion focuser.
  • Includes a telescope carrying case.
  • Red version.

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