Photographers write to me with questions, and I always try to reply. In many cases I prefer to reply here on the website so that others who may have the same questions can see the answers, too. Today I’m going through a backlog of questions on a variety of topics: neutral density filters, photographing in Utah, the Canon 5DsR, use of photographs by non-profits.

Pete writes: Dan enjoy your website! Question:Have the Mark III – May get the 5DSR – Has anyone used the 5DSR with Neutral Density Filters 6,10,15 etc.. and what have been the times -lengths – and outcomes? Any noise issues? Other problems noted?

Thanks for writing, Pete. I use a 10-stop neutral density (ND) filter sometimes and I use the 5DsR… but so far I haven’t used the two together! That said, I can’t think of any problems that would be specific to the use of these filters on the 5DsR. I do have experience using the 5DsR with much longer exposure times for night photography, and it works quite well for that.

For those who don’t know, the very dark 5-10 stop and more ND filters can be used to extend the exposure time in daylight conditions. Depending on the filter and your aperture choice you could get 30 second or long exposures. Their use presents a few challenges: Continue reading Reader Questions — March 10, 2017 →