05-19-2017, 11:50 AM
The Canon 400mm f4 DO II, with its new DO elements innovation, does not show similar flare issues:
http://www.pcmag.com/review/351081/canon...-is-ii-usm
http://www.pcmag.com/review/351081/canon...-is-ii-usm
|
05-19-2017, 11:50 AM
The Canon 400mm f4 DO II, with its new DO elements innovation, does not show similar flare issues:
http://www.pcmag.com/review/351081/canon...-is-ii-usm |