ZenithStar 73 APO (A-Z73III)
ZenithStar 73 APO (A-Z73III)
ZenithStar 73 APO (A-Z73III)
ZenithStar 73 APO (A-Z73III)
ZenithStar 73 APO (A-Z73III)

William Optics

ZenithStar 73 APO (A-Z73III)

Regular price
$ 730.00
Sale price
$ 730.00
Unit price
per 

This item is out of stock but you can place an order now and we’ll ship when it becomes available.

Description

Explore the Skies with William Optics ZenithStar 73 APO III

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.

Specifications

  • Lens Type: Doublet Apochromatic Prime Lens
  • Focal Length: 430mm
  • Diameter: 73mm
  • Aperture: f/5.9
  • Image circle: 45mm
  • Focuser: 2" R&P Focuser, compatible with EAF
  • Adapter Included: 2" -> 1.25" Visual Back
  • Optional Flattener: FLAT 73A 1.0x, FLAT 73R 0.8x
  • Camera Format: Full Frame, APS-C, M4/3
  • Tube Length: 330mm - 420m
  • OTA Weight: 2.83kg / 6.24lbs

Personal Upgrade Path

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