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
G311322329,BICONVEX LENS; N-BK 7; D=25.4; F
G311322525,BICONVEX LENS; N-BK 7; D=25.4; F
G311323000,BICONVEX LENS; N-BK 7; D=25.4; F
G311323322,BICONVEX LENS; N-BK 7; D=25.4; F
