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313 USD
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price without VAT: 254 USD
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Shop online:
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The William Optics Flattener dedicated to the ZenithStar 73 optical tube ensures the maintenance of uniform image quality - flatness, because the flattener is a "flattener" - both in the center and on the edge of the frame, eliminating the negative impact of the refractor's optical system, as a result of which as you move away from the center of the frame, the sharpness of recorded objects gradually deteriorates. • M4 / 3 • Sony α • Nikon • Pentax • Canon • Fuji • multiplicity: 1.0x • back focus: adjustable, 1 - 15 mm (11.4 mm for the ZenithStar 73 refractor) • telescope mount: M63 thread • camera mount: M48 thread • possibility of mounting the filter: yes, thread M48 Product description on the manufacturer's website: https://williamoptics.com/new-adjustable-flat73-for-z73 • William Optics Flat 73A flattener for ZenithStar 73 refractor 24 months








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