Thread: Modding my 40D - which filter?
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Old 15-11-2021, 10:25 AM
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Merlin66 (Ken)
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Merlin66 is offline 		 
Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,907
Mark,
I found with my mod (FULL full spectral mod - both filters removed.) that I needed a clip in filter to allow standard camera lenses to come to infinity focus.
I went for an Astronomik clear filter.
Works for me.
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