G311320329,BICONVEX LENS; N-BK 7; D=22.4; F
G311320525,BICONVEX LENS; N-BK 7; D=22.4; F
G311321000,BICONVEX LENS; N-BK 7; D=25.4; F
G311321322,BICONVEX LENS; N-BK 7; D=25.4; F
G311321329,BICONVEX LENS; N-BK 7; D=25.4; F
G311321525,BICONVEX LENS; N-BK 7; D=25.4; F
G311322000,BICONVEX LENS; N-BK 7; D=25.4; F
G311322322,BICONVEX LENS; N-BK 7; D=25.4; F
