Used William Optics FLAT6AIII Adjustable Field Flattener

Brand: Used Equipment

SKU : UT-15701

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One Left in Stock

$213 $229

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This used item is in "Like New" condition and comes with all original packaging.
This used item may contain little to no signs of wear.
Refine your flat-field performance.
Fully multi-coated Ohara glass optics.
Reducing factor: 0.8X.

Product Details

Description
Specifications
Included Items
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The William Optics Adjustable Field Flattener improves the flat-field imaging performance of William Optics GT71, GT81, Z81, and Z103 refractors.

Features of the William Optics Adjustable Field Flattener
- APO triplet optics made with Ohara glass.
- Fully multi-coated to provide bright and flat field across 97% of full-frame sensors.
- Built with M63 threads on the telescope side.
The following telescope models can be used with the William Optics FLAT6AIII Adjustable Field Flattener
- Amount of Adjustment:
- GT71 - 9.1mm
- GT71 - 9.1mm
- GT81 - 7.1mm
- Z103 - 2.5mm
- Z81 - 5.2mm
- Back Focus:
- GT71 - 64.1mm
- GT71 - 9.1mm
- GT81 - 62.1mm
- Z103 - 57.5mm
- Z81 - 60.2mm
- Image Circle:
- GT71 - 44mm
- GT71 - 9.1mm
- GT81 - 44mm
- Z103 - 43mm
- Z81 - 44mm
specifications

Condition Like New
included items
- Used William Optics FLAT6AIII Adjustable Field Flattener

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