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William Optics Dura Bright 1.25" Dielectric Diagonal for WO-Star71 - D-125D-WO71

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Accessory
D-125D-WO71
$180 CAD
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Dedicated 1.25" dielectric mirror diagonal made especially for use with latest WOStar 71 II 71mm f/4.9 apo imaging refractor telescope. Allows you to use this scope visually with any 1.25" eyepiece.

This 90° 1.25" mirror-type star diagonal has a Dura-Bright mirror with 1/10 or better wave surface accuracy and dielectric mirror coatings for 99% reflectivity which provides higher contrast and resolution during critical planetary, lunar and binary star observations. The diagonal body features a dedicated M63x1 male thread adapter on the telescope side for direct coupling with the M63 female thread on the end of the focuser tube of the WOStar 71 II telescope.

The WO 1.25" Dura-Bright Diagonal for the WOStar 71 mk II telescope was designed with several unique features to provide optimum performance and years of use.

Note: Does not fix WOStar 71 mk I

Top-Notch Performance and brightness

· Dielectric coating allows 99% reflectivity.

· High precision mirror substrate flat for optimal image stability.

· Polished to 1/10th wave or better accuracy.

· Accurate design guarantees constant alignment. No further alignment needed.

Meticulous Craftsmanship

· Lock screw for eyepiece/adapter.

· Diagonal is rotatable when attached to telescope.

Strikingly Beautiful

· Patented, elegant design.

· High-quality machining out of the best aluminum.

· Internal anti-reflection baffling for highest contrast.

Weight = 230g.

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