Wednesday, October 7, 2009

Focusing a View Camera in Very Dark Conditions

Nikon Eyepiece with Adapter Ring

There are a few things to help focus in extreme conditions. As always, start with the camera on neutral settings! (No tilt, no swing, rise/fall set to the same amount, all for front and back.)

One tip is to examine any highlight, point source, light, or a small detail (that even could be a dark spot): while focusing it on the GG, try to make it the smallest you can, then it's in focus.

For shots with as much as possible in focus, you have to try to do this for near and far objects, or use hyperfocal technique based on estimated distances and lens settings. If you intend to shift the plane of focus, you should understand the effect you intend to achieve and the limits, given your scene, before trying it in difficult conditions!

In dark conditions, close your eyes, or better yet, put a hat or dark cloth over your eyes for 2 to 3 minutes and just relax. Don't try to focus or use your eyes. They will do their best to adjust; then try focusing -- it should be a lot easier.

For framing -- you have to look at the scene and imagine (or use a cutout rectangle viewer) to see which details you want included in the frame borders. If you find it impossible to frame them accurately, then enlarge your frame (back up, switch to wider lens, etc.) and shoot outside the necessary inclusions and crop the frame later. Or don't crop, but sometimes it's necessary for the shot.

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