finally we have solution for 150mm square filter system for 150mm system which support Canon 14mm F2.8, TSE17mm, Nikon 14-24 F2.8, Tamron 15-30 F2.8, SAMYANG 14mm F2.8, SIGMA 12-24mm etc.
and some test results from same filter manufacturer but it is on 100mm system [84dot5 RGND 100mm] .
sample of RGND
update 2016 March 4
stay tune, I will try to update some test pictures result here ASAP
and now available for RGND 2 stops and 3 stops … feel free to contact me
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Looking for Filters for either 100mm or 150mm , Lee Filter, HAIDA ….. click HERE
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