Thread: CaK and very large filament 05Dec21
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Old 05-12-2021, 12:26 PM
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Merlin66 (Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
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Martin,
The nearest thing at the moment is Buil's Sol'Ex 3D printed version with Shelyak optics.
http://www.astrosurf.com/solex/sol-e...tation-en.html

Probably about $1000 excluding the camera.
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