William Optics x0.8 Adjustable Reducer Flattener

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Published on ● Video Link: https://www.youtube.com/watch?v=Kl6cV1v3HRY



Duration: 49:26
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I've got the brand new William Optics product, let's see how good it is??

The links to product reviewed and tested:

RVO Links to Product:

Z61 0.8x FF/FR for the RVO Horizon 60 ED

https://www.rothervalleyoptics.co.uk/william-optics-08x-adjustable-reducer-flattener-for-z61.html

Z73 0.8x FF/FR for the RVO Horizon 72 ED

https://www.rothervalleyoptics.co.uk/william-optics-08x-adjustable-reducer-flattener-for-zs73.html

FLO Links to Product

https://www.firstlightoptics.com/reducersflatteners/william-optics-x08-adjustable-reducer-flattener-for-zs61.html

ASTRONOMY TOOLS to work out FOV:

http://astronomy.tools/calculators/field_of_view/







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