G311382525,BICONVEX LENS; N-BK 7; D=12.7; F
G311383000,BICONVEX LENS; N-BK 7; D=12.7; F
G311383322,BICONVEX LENS; N-BK 7; D=12.7; F
G311383329,BICONVEX LENS; N-BK 7; D=12.7; F
G311383525,BICONVEX LENS; N-BK 7; D=12.7; F
G311384000,BICONVEX LENS; N-BK 7; D=12.7; F
G311384322,BICONVEX LENS; N-BK 7; D=12.7; F
G311384329,BICONVEX LENS; N-BK 7; D=12.7; F
