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Showing results for tags '105mm f/2.5'.
These images are not too much to brag about, so this post is more of an alert that comet LoveJoy right now is very easy to spot and is nicely placed next to the Pleiades. I have seen a lot of images from Fx sensors around 70-85mm, so I was surprised I got it all into the frame with a DX sensor and 105mm when I tried this tonight. Conditions were far from the best with partly overcast weather and light pollution. Here is the first thumbnail image of a stack I attempted, with 105mm f/2.5 @ f/2.5 on D5100 @ ISO 3200 & 3sec. #1 31 image stack processed with Deep Sky Stacker (DSS), pr
otoien posted a topic in F SystemIf you do not like images of mountains as single subject, skip this post. :-) These were captured during two field trips to our Toolik Field station on North Slope in Arctic Alaska this "spring". On the drive up Dalton Highway the light was somewhat hazy and flat, and that is where IR comes to the "rescue". First view of Brooks Range appears when one pass Gobblers Knob, looking north. The low area is among the coldest in North America, and the hills were victim to extensive wildfires a few years ago. The green trees are the few spruce trees that survived, the black ones are burnt. Com