How Do You Measure Picture Frame Size. Remove any backing board, mounts and pictures. We measure picture frame sizes in terms of the photo size that fits into the frame.
Do this for the opposite side, too, to get measurements. So the “size” of the picture frame refers to its inner dimensions. January 19, 2021 you can determine your body frame shape by taking a few basic measurements.
Subtract 1/2 inch from 12 1/8 to get 11 5/8 inches.
Holding the photo up next to the frame will help you decide on which frame style you like best and will give you a better perspective of the best picture frame options. However, you want to measure the inside edge. So before you buy a frame always pay attention to whether the frame can be used both vertically or horizontally. If you’d rather measure your elbow to figure out your frame size, bend.