KH21ex5.7 IRSE

ENG Lenses

Specifications

Main Unit Spec

Product
Product CategoryENG/EFP Lens
Product SeriesKH20ex5.7 IRSE
Image Composition
Object Image Format1/2 inch
Aspect Ratio16:9
Object Image size6.97 mm (H) x 3.92 mm (V)
Zoom Ratio21 X
Focal Length Range5.7~120mm
Focal Length Range with Extender11.4~240mm
Angular Field of ViewAt 5.7mm
62.9 o (H) x 38.0 o (V)
At 120mm
3.3 o (H) x 1.9 o (V)
Angular Field of View with ExtenderAt 11.4mm
31.5 o (H) x 19.0 o (V)
At 240mm
1.7 o (H) x 0.9 o (V)
Optical Brightness
Maximum Relative Aperture (F-Number)1 : 1.4 at 5.7~86mm
1 : 1.95 at 120mm (Ramping Characteristic)
Maximum Relative Aperture (F-Number) with Extender1 : 2.8 at 11.4~172mm
1 : 3.9 at 240mm (Ramping Characteristic)
Scene Composition
MOD From Front of Lens0.8 Meter (10mm with Macro)
Scene Object Dimensions at MOD92.2 cm x 51.9 cm at 5.7mm
4.3 cm x 2.4 cm at 120mm
Scene Object Dimensions at MOD with Extender46.1 cm x 26.0 cm at 11.4mm
2.2 cm x 1.2 cm at 240mm
Physical Attributes 6.7in (169.4mm) 4.4in (111.9mm) 8.6in (217.5mm) 3.9lbs (1.79kg)
Width6.7in (169.4mm)
Height4.4in (111.9mm)
Size Length mm mod18.6in (217.5mm)
Weight13.9lbs (1.79kg)