also: しょうぞう
noun
nonmirrored image; erect image
Technical term in optics referring to an image that is not reversed left-to-right, as opposed to a mirror image (鏡像). Used in physics and photography contexts.
レンズを通して見えるのは正像です。
What you see through the lens is a nonmirrored image.
この光学系では正像が得られる。
This optical system produces an erect image.
Compound of 正 (correct, upright) and 像 (image). The reading せいぞう is the standard on'yomi combination; しょうぞう is a less common variant reading.