Lens for a Ceiling Light

FIG. 1 is a front perspective view of a lens for a ceiling light showing my new design. FIG. 2 is a rear perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a rear view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a right side view thereof; FIG. 7 is a top view thereof; FIG. 8 is a bottom view thereof; FIG. 9 is an enlarged detail view taken from portion 9 of FIG. 1 ; FIG. 10 is an enlarged detail view taken from portion 10 of FIG. 2 ; FIG. 11 is an enlarged detail view taken from portion 11 of FIG. 4 ; and, FIG. 12 is an enlarged detail view taken from portion 12 of FIG. 5 . The broken lines in the drawings depict portions of the lens for a ceiling light that form no part of the claimed design. The dash-long-dash broken lines depict a boundary of the enlarged views and forms no part of the claimed design.