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CN8x15 IAS S (EF/PL)

Name CN8x15 IAS S/E1 CN8x15 IAS S/P1 
Mount EF mount PL mount
Zoom ratio 8x
Focal length 15  - 120mm | 22.5  - 180mm*  
Maximum diameter ratio (T-number) T2.95 at 15 -90 mm/T3.95 at 120 mm
T4.4 at 22.5 -135 mm/T5.9 at 180 mm*
Number of iris blades 11
Angle of view Aspect ratio 1.78:1 78.7°× 49.4° at 15mm | 11.7°× 6.6° at 120mm
Dimensions 24.6 × 13.8mm 57.3°× 34.1° at 22.5mm* |   7.8°× 4.4° at 180mm*
Aspect ratio 1.9:1 82.3°× 49.4° at 15mm |  12.5°× 6.6° at 120mm
Dimensions 26.2 × 13.8mm 60.4°× 34.1° at 22.5mm* |      8.3°× 4.4° at 180mm*
Aspect ratio 1.9:1 80.5°× 48.1° at 22.5mm* |   12.1°× 6.4° at 180mm*
Dimensions 38.1 × 20.1mm
Aspect ratio 1.5:1 77.3°× 56.1° at 22.5mm* 11.4°× 7.6° at 180mm*
Dimensions 36 × 24mm
Minimum shooting distance 0.85 m / 2.8’
Shooting range at closest approach 1.78:1 93.0 × 52.1 cm at 15mm |  11.3 × 6.3 cm at 120mm  
24.6 x 13.8mm 62.0 × 34.7 cm at 22.5mm* | 7.5 × 4.2 cm at 180mm*  
1.9:1 99.0 × 52.1 cm at 15mm | 12.0 × 6.3 cm at 120mm  
26.2 × 13.8mm 66.0 × 34.7 cm at 22.5mm* | 8.0 × 4.2 cm at 180mm*  
1.9:1 96.0 × 50.6 cm at 22.5mm* |  11.6 × 6.1 cm at 180mm*  
38.1 x 20.1mm
1.5:1 90.7 × 60.5 cm at 22.5 mm* |  11.0 × 7.3 cm at 180 mm*  
36 x 24mm
Front diameter Φ 114 mm
Outer dimensions (w x h x d) Approx. 186.7 × 131.7 × 294.9mm Approx. 186.7 × 131.7 × 286.9mm 
Weight Approx. 3.4 kg

*when used with 1.5x extender