... enclosed space between the two windows (see Technical Analysis and diagram at right). ... Parallax-compensation frame (A), located between two condenser lenses, is moved by pulsecontrolled micromotor (B) behind AF module. ... Distance scale on bottom (7) reads out manually set and AF distances in meters. system (see text). ... see that the G1a#39;s finder is nothing more or less than a 35mm SLR in micro-miniature(l), minus the ground glass screen and film chamber of course.