NikonGear'23
Gear Talk => Camera Talk => Topic started by: stenrasmussen on December 22, 2016, 19:16:54
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Just saw this:
http://nikonrumors.com/2016/12/22/light-pollution-clip-on-filter-for-full-frame-nikon-dslr-cameras.aspx/
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i read it also.. but they don't tell you what the B270 glass is coated with??.. spectrum would be helpful. I take it back.. Spectrum is here.
https://www.cyclopsoptics.com/filters/stc-astro-multispectra-clip-filter-nikon-full-frame/
also A2 tool steel is not stainless and will rust if not cared for... .of course, not much moisture in the mirror box
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The technique for attaching the filter is the same procedure as used for non-retrofocus fisheye lenses ...
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It appears that STC in Taiwan have now produced similar filters for the Nikon-Z FX format cameras: https://dc.watch.impress.co.jp/docs/news/1313459.html