View Full Version : taking a photo of photo behind glass
hornedmonkey
4th of March 2006 (Sat), 08:50
WARNING : rank amateur behind camera ! Using Canon PowerShot A520 that I just got recently. I need to find a way to take a photo of an OLD (framed and behind glass) photo. It can not be be remove from it due to the age (its approx. 130 years old and starting to flake). I tried to take a shot with no flash, but I get serious reflections of the room and myself taking the shot... :mad:
cyber_m0nkey
4th of March 2006 (Sat), 08:54
You need a polarizer and lighting that is off-camera, i.e. from the sides, preferably one from each side. Don't use on-camera flash, as it will be almost impossible to get rid of the reflection.
tim
5th of March 2006 (Sun), 05:17
Do it in a dark room, with a light or two pointed at the picture only. A polarizer may help. Wear dark clothes.
This is one of the tougher things to do. You might consider taking it to someone who has experience with this type of thing if it's important to you. The book "light: science and magic" is the book you need to read.
chtgrubbs
5th of March 2006 (Sun), 11:29
You need to make the glass in the "see" black, since it is acting like a mirror. For smaller frames I use a black cardboard in front of the camera. It should be about 2 to 3 times the size of the frame with a hole cut in the center for the lens. For large art I use a large piece of black fabric hung behind the tripod-mounted camera and drape the camera and tripod in black fabric. with a hole for the lens. Use the self-timer to allow you to trip the shutter and then get out of the field of view. Lighting ( you don't need polarizers) should be off to the side at about 45 degree angle.
Jon, The Elder
5th of March 2006 (Sun), 15:34
Been using CHTGrubbs method for about 35+ years. A bit of work but nice results.
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