Ultra Low Density (L) - Optics: Bcl 304I S/R1 L 102 (H); Ultra Low Density (L) - Optics: Bcl 304I S/R1 L 100 (H); Figure 5.20: "Ultra Low Density" Reading Field Curve For Line Scanner Without Deflection Mirror; Figure 5.21: "Ultra Low Density" Reading Field Curve For Line Scanner With Deflection Mirror - Leuze electronic BCL 300 Series Technical Description