Aperture adjusting device

FIG. 1 is a perspective view of an aperture adjusting device showing the new design;

FIG. 2 is an exploded view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a left side view thereof;

FIG. 9 is a front perspective view thereof showing condition in which shield area is largest;

FIG. 10 is a front view thereof;

FIG. 11 is an end view of the section taken along line 11 - 11 on FIG. 3 ; and,

FIG. 12 is an enlarged front view of an aperture wing shown separately for ease of illustration.

The broken lines shown in the drawings depict portions of the aperture adjusting device that form no part of the claimed design.