Same camera and lens, using a Hoya Infrared R72 filter, f/11 @ 1/8s (camera automatic exposure). The R72 passes light above 720nm.
Monday, September 29, 2008
Infrared Test 1, Tower Grove Park Fountain
Recently I had a few questions about digital infrared technique and my early experiments, so I thought I'd share my first shot on this blog. First, a "normal" reference image, Nikon D100, 105mm f/2.8 Micro, f/11 @ 1/500s. No manipulation.
Same camera and lens, using a Hoya Infrared R72 filter, f/11 @ 1/8s (camera automatic exposure). The R72 passes light above 720nm.
Same camera and lens, using a Hoya Infrared R72 filter, f/11 @ 1/8s (camera automatic exposure). The R72 passes light above 720nm.
Sunday, September 28, 2008
Praying Mantis
This was a giant Praying Mantis found in some backyard grass. No cropping - I was very close to it. Taken with a 90 mm Tamron macro lens and Canon Digital Rebel. ISO 200, f/16, 1/20 sec.
Saturday, September 27, 2008
Pinhole Test 1 Update
Pinhole Test 1
I've been meaning to try this for years, not sure why it took so long... First, a reference shot. This is my back yard, late afternoon. Nikon D100, 50mm, f/11, 1/350s. Focus was on the bench. Note the complete lack of water in the background :) I chose 50mm for the first reference test because my pinhole "lens" is a body cap with, you guessed it, a pin hole in the center. I estimated the distance from the cap to the sensor to be about 48mm, so it seemed like a good fit.
The pinhole shot, Nikon D100, ISO 800, pinhole body cap, est. f/180, 1/2s. Angle of veiw is wider than the 50mm. Color shifted -700K, but I found it was easily corrected. I was expecting edge fall off, but illumination is very even. The ISO noise looks enhanced by the large circle of confusion, much like film pinhole pictures look more grainy.
I'm not trading in my Nikkor glass any time soon, but I've always wanted to explore the world of photographers like Ruth Thorne-Thompson. Now I'm one step closer.
Monday, September 22, 2008
Hummingbird in Flight
These are aggressive little guys - buzzing around, dive-bombing each other. Need the ISO of Ray's camera to stop his wings. Canon Digital Rebel, ISO 400, f/4.0, 1/100 sec. and taken with Canon's 300 mm f/4 lens.
Sunday, September 21, 2008
ISO Insanity
I shot this photo at an outdoor wedding reception last weekend with the D3. It was around 11 at night so it was virtually in the dark. 85mm, f/4.5 at 1/20 with a slow 24-85mm 4.5 at ISO 6400! You can see some noise but i think it would make an acceptable 8x10 print. This is amazing performance - it's like getting another 4 stops of light to work with.
Sunday, September 14, 2008
Concrete Face 1
Backyard Flood - 2008-09-14
A view from my deck - Fishpot Creek runs behind our subdivision, which has a 19 acre overflow basin. You can see in the upper third of the picture that the creek has overflowed its banks and water is rapidly coming toward the houses. The wind knocked over a potted tree and re-arranged lawn furniture. It is still raining as I write.
Monday, September 8, 2008
Mrs Peebles
Mrs Peeples is a Brown Pelican, a rehab bird who lives at the zoo. One of the first shots with the D3 - ISO 640, 180mm f/2.8 @ 1/640. The high ISO performance seems to be as good as advertised - I'll post some higher ISO pics soon.
Friday, September 5, 2008
NiN Concert - End of Show
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