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Old 28-08-2020, 07:36 AM
Ken
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Ken is offline
 
Join Date: Dec 2005
Location: Wattle Ponds via Singleton
Posts: 365
My Truss Newt. has a very open mirror cell, good for cooling but if you look between the mirror edge and the tube side wall you can see the secondary mirror. Off axis light from behind might end up in the camera. I have a black cloth over the truss but will remove it today as it works as a good sail in the breeze.
Clear skis Ken.
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