Lighting apparatus

FIG. 1 is a top perspective view of an ornamental design for a lighting apparatus;

FIG. 2 is a bottom perspective view of the lighting apparatus in FIG. 1 ;

FIG. 3 is a front elevation view of the lighting apparatus in FIG. 1 ;

FIG. 4 is a back elevation view of the lighting apparatus in FIG. 1 ;

FIG. 5 is a right side elevation view of the lighting apparatus in FIG. 1 ;

FIG. 6 is a left side elevation view of the lighting apparatus in FIG. 1 ;

FIG. 7 is a top plan view of the lighting apparatus in FIG. 1 ; and,

FIG. 8 is a bottom plan view of the lighting apparatus in FIG. 1 .

All broken lines (where present) in all figures illustrate portions of the lighting apparatus that form no part of the claimed design.