The glowing white screens of his vintage movie theaters and drive-ins are also compound images -- full-length films, shot in their entirety with an open lens and dissolved into a brilliant wash.
Setting his camera up for long exposures in the Mojave Desert or by San Francisco Bay, he lets his open lens work as a magnifying glass to focus the sun's light on paper negatives.
A rapidly rotating shutter in front of the open lens makes it possible to photograph the meteor trail in short segments, from which the velocity and deceleration of a meteor can be computed.
Then, the open lens captures the trajectory of the hoop in all its beautiful, swirling glory.
Factors such as packaging (easy to open) and lens designs that enhance handling strongly influence patient lens preference.
They can make the corneal incisions, open the lens capsule and fragment the cataract in 1 min, leaving only removal of lens fragments and insertion of the lens implant to be performed by the surgeon.
In fact the whole process and procedure has its own internal rhythm and musicality to it:open the lens, look, focus, make a light reading, set the aperture, set the shutter speed, close the lens, cock the shutter, place the film holder into position, pull out the dark-slide, wait … expose the film, turn the dark-slide around to indicate exposed, return it into the film holder, finish.
"I'd set up the shot and open the lens and then just walk around the building, exploring, until it was done," he said.
To cast light onto the chemical plate, he had to open the lens for a split second, which he did with an elegant flick of his hand, but, before he did this, he would look at us and say, "Yeeeees," and it was because I found this photographer truly ridiculous that my first passport picture shows me biting my cheeks.
Technically, using the open camera lens (basically, live video) as your background apparently only semi-conforms to the iPhone SDK.
Essentially, in addition to the regular video-level control, to achieve a better SNR, we propose to open the lens more than needed to achieve the wanted level (required by the user), as long as signal clipping is avoided.
