G311308329,BICONVEX LENS; N-BK 7; D=22.4; F
G311308525,BICONVEX LENS; N-BK 7; D=22.4; F
G311310000,BICONVEX LENS; N-BK 7; D=22.4; F
G311310322,BICONVEX LENS; N-BK 7; D=22.4; F
G311310329,BICONVEX LENS; N-BK 7; D=22.4; F
G311310525,BICONVEX LENS; N-BK 7; D=22.4; F
G311314000,BICONVEX LENS; N-BK 7; D=22.4; F
G311314322,BICONVEX LENS; N-BK 7; D=22.4; F