MODEL NO. PDF FOCAL LENGTH (mm) FORMAT ANGLE OF VIEW1/3" 1/4" APERTURE (F) LENS CONSTRUCTION DW 9702 3.4 1/3" 117° 3.5 1-1 DW 9701 3.8 1/3" 90° 3.5 1-1 DW 9412 5 1/3" 70° 3.5 1-1 DW 55113 5.66 1/3" 1/4" 45.2°, 34.7° 3.5 1-1 DW 9805A 3.4 1/3" 1/4" 103.2°, 66.7° 2.0 4-4 DW 9805B 3.4 1/3" 1/4" 103.2°, 66.7° 2.0 4-4 DW 9805K 3.4 1/4" 66.7° 2.0 4-4 DW 33524A 3.3 1/3" 1/4" 130°, 72.7° 2.4 3-5 DW 33524B 3.3 1/3" 1/4" 130°, 72.7° 2.4 3-5 DW 33524K 3.3 1/3" 1/4" 130°, 72.7° 2.4 3-5 DW 9802A 3.7 1/3" 1/4" 90°, 63.5° 2.0 4-4 DW 9802B 3.7 1/3" 1/4" 90°, 63.5° 2.0 4-4 DW 9803A 4.3 1/3" 78° 2.0 4-4 DW 9803B 4.3 1/3" 78° 2.0 4-4 DW 9803K 4.3 1/3" 78° 2.0 4-4 DW9803-HTZ 4.3 1/3" 78° 2.3 4-4 DW55420A 5.5 1/3" 64.3° 2.5 4-4 DW 55420K 5.5 1/3" 64.3° 2.5 4-4