Canon SDTV Portable ENG Digital Lens J17ex7.7B IRSD Zoom Ratio 17x Built-in Extender 2.0x Range of Focal Length (with Extender) 7.7~131mm 15.4~262mm (2.0x) Maximum Relative Aperture (with Extender) 1:1.8 at 7.7~102.5mm 1:2.3 at 131mm 1:3.6 at 15.4~205mm (2.0x) 1:4.6 at 262mm (2.0x) Angular Field of View (with Extender) 4:3 Aspect Ratio (8.8 x 6.6mm) 59.5° x 46.4° at 7.7mm 3.85° x 2.89° at 131mm 31.9° x 24.2° at 15.4mm (2.0x) 1.92° x 1.44° at 262mm (2.0x) 16: 9 Aspect Ratio (9.6 x 5.4mm) 63.9° x 38.6° at 7.7mm 4.20° x 2.36° at 131mm 34.6° x 19.9° at 15.4mm (2.0x) 2.10° x 1.18° at 262mm (2.0x)
General Specifications
Minimum Object Distance (M.O.D) 0.6m (10mm with Macro) Object Dimensions at M.O.D. (with Extender) 4:3 Aspect Ratio (8.8 x 6.6mm) 63.1 x 47.3cm at 7.7mm 3.8 x 2.9cm at 131mm 31.6 x 23.7 at 15.4mm (2.0x) 1.9 x 1.5cm at 262mm (2.0x) 16:9 Aspect Ratio (9.6 x 4mm) 68.5 x 38.5cm at 7.7mm 4.2 x 2.4cm at 131mm 34.3 x 19.3cm at 15.4mm (2.0x) 2.1 x 1.2cm at 262mm (2.0x) Macro :No Size (W x H x L) 163.9 x 106.3 x 197.4mm Weight (Approx.) 1.47kg (3.24lbs) 1.57kg (3.46lbs)
