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Chads93GT wrote:I have an old 35 mm camera with some very expensive lenses and filters thats in great shape but its not cheap as its a very good 35mm camera. ;)
Sungura wrote:My eye can tell my hand how to spin the focus thing on the lens faster than the autofocus can figure it out.
Sungura wrote:Thanks for the link. Simon must be on the uk forum or something because I swear I've seen all three of those photos in wezzit threads there
LukeM wrote: Light painting seems like more of a digital technique since it's hard to estimate what your total light output will be and with digital you can always waste a bunch of shots experimenting.
Bob Thrun wrote:A digital camera does not have a long enough shutter speed before electronic noise sets in.
I only have one lens built for a dSLR, kinda an "all-in-one" lens, Nikor 18-200mm f/3.5-5.6 with VRII (the later type of vibration reduction on their lenses). I kinda doubt it's a pro lens? but maybe, it was $750 on sale. My other two lenses are a 50mm f/1.8 prime lens older Nikor series and does not work with autofocus, or auto-anything, on my D60 body. $45 buy (which was good, new, this lens is still $100-$120). Other is a old old old Vivitar lens that has some weird focal lengths, like 23-117mm or something odd like that, it's stuck in f/2.2 the aperture blades don't move at all hence it was a steal at $20 on ebay sold as "for parts or repair". It is also my macro lens, the only one I have that does macro focusing. So uh...nah more like just most my lenses are olddddddd and so I have to do it all manually anyway so it's what I got used to, hence I'm fast/good at the focusing aspect too...and then I forget or don't like how the autofocus works on the Nikor one actually meant for my camera.NZcaver wrote:Sungura wrote:My eye can tell my hand how to spin the focus thing on the lens faster than the autofocus can figure it out.
Sounds like a camera/lens problem to me. You use Nikon, right?
I've not had issues with grain in lightpainting on digital (except when I tried to get Sunset Dome...5 acre room, and my light was nowhere near good enough) but I've not done anything longer than 6 seconds and use 200 or sometimes 100 ISO.NZcaver wrote:Bob Thrun wrote:A digital camera does not have a long enough shutter speed before electronic noise sets in.
This is a good point, although digital camera technology (specifically newer model DSLRs) are improving in this regard. Good post-processing can help, too. If I can create reasonable aurora images with my DSLR at 20-30 second exposures, I could probably do an OK job of light painting. But I generally prefer using electronic flashguns in caves.
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