Thread: Any thoughts on these two?
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  #25  
Old 25-02-2020, 07:11 PM
Ukastronomer (Jeremy)
Feel free to edit my imag

Ukastronomer is offline 		 
Join Date: Jan 2019
Location: Llandysul, WALES, UK
Posts: 1,381
I use a Quark on the triplet and you do not need a filter on the front of the scope at 120mm, you are told to with oil due to heat
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