G312011322,PLANO-CONVEX LENS; N-BK 7; D=10;
G312011329,PLANO-CONVEX LENS; N-BK 7; D=10;
G312011525,PLANO-CONVEX LENS; N-BK 7; D=10;
G312201000,PLANO-CONVEX LENS; N-BAK2; D=6;
G312201322,PLANO-CONVEX LENS; N-BAK2; D=6;
G312201329,PLANO-CONVEX LENS; N-BAK2; D=6;
G312201525,PLANO-CONVEX LENS; N-BAK2; D=6;
G312236000,PLANO-CONVEX LENS; N-BAK4; D=10;