On the 4th of July, Yale had its annual fireworks show at
dusk so I drove west of town on highway 4 and parked my truck along the
road. With the FC-Coop behind the
location of the fireworks, I set up my camera view to get the coop in the
background.
From the bed of my truck, I had my D90 on the Slik tripod and used the
Nikon 24-120 lense to capture the bursts of fireworks. I turned off VR and
autofocus on the lense because I was on a tripod. I shot in RAW, base ISO of
200 and manual mode. With the aperture between 6.3 – 7.1, I ranged my exposures
between 10-20 seconds using the bulb setting in manual mode. To keep the camera
from shaking, the Hahnel remote was attached to the camera to keep the shutter
open.
I first worked on the files in ViewNX by adjusting the exposure
compensation. To help increase the exposure on the FC-Coop, I increased the
exposure compensation from .3 – 1.0. Since the D90 did a good job on the white
balance, I didn’t change that setting. However, I changed the picture control
to a custom fireworks curve that I created last year. This curve helps brighten
the fireworks and also the background.
The images were finished off in PSE11 with level adjustments and layer
masks. Levels were shifted to the right on the slider which increased the
contrast of the fireworks against the dark sky. Because this also affected the
light on the Coop, I created a layer mask for the level adjustments and used a
gradient to slowly blend them together. The final step on the images was done with the
sharpen brush by sharpening the firework bursts.
For the first time, I also experimented with HDR on a firework photograph.
I created five different exposed images using ViewNX and created 16 bit Tiff
files which were then blended together in EasyHDR. Overall, I was pleased with
the results so will continue to experiment with this technique.
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#9. HDR image created in EasyHDR.
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