01-07-2019, 02:44 PM
(01-07-2019, 08:37 AM)Klaus Wrote: It is 1 or 2Kg heavy?
According to sigma , making heavy lens is a kind of art.
No wonder of such results.
http://www.cipa.jp/stats/documents/e/dw-201811_e.pdf
The question is how low can we go?