Canon CN-E20-50mm T2.4 L F

Make the whole world cinematic
Introducing the new standard. Breath-taking image quality that is perfect for 4K productions. Designed for use on full frame 35mm and Super35mm cameras, this high-end cinema lens offers a constant maximum T-stop value of 2.4 across the zoom range. Advanced Lens Metadata Support includes Cooke /i Technology™ protocols.

Cinematic look with 4K optical quality
The lens produces superb colour rendition and detail, with sharp images from the centre to the outer edges, perfect for 4K HDR capture. 11 aperture blades create soft beautiful light rays and stunning depth of field falloff, whilst an internal focusing system delivers minimised focus breathing and excellent parfocal performance. The lenses render the beautiful and warm colour tones synonymous with Canon’s cinema lens family.

Constant T2.4 and broad focal length coverage
With a consistent light transmission of T2.4 throughout the zoom range, the Flex Zoom series offers a broad focal range from the wide angle CN-E20-50mm T2.4 L F, to the mid-focal range of the CN-E45-135mm T2.4 L F. These lenses are the ideal pairing to cover a wide range of shooting situations.

Designed for full frame cinema cameras
Capture increased cinematic quality, wider field-of-view, and greater depth-of-field. This compact and lightweight lens is designed for use on full frame 35mm sensor cameras.

Advanced Lens Metadata Support
The Flex Zoom series are compliant with a wide range of communication standards thanks to the versatile lens-to-camera communication function, including Cooke /i Technology™, and EF mount. This will enable to display or record lens meta data as well as utilize camera functions such as aberration correction, peripheral illumination correction and focus guide function with compatible cameras.

Robust design and useful handling features
Both the CN-E20-50MM T2.4 L F and CN-E45- 135MM T2.4 L F share the same design with consistent front diameter, gear positions and gear rotation angles. Focus, zoom, and iris dials feature industry standard gears and 0.8mm pitch to suit third party follow focus accessories. The lens features luminous (glow in the dark) metric and imperial markings for easy operation in low light. Built for longevity, the premium design and outstanding optics and components, offer quick and precise operation, with durability ideal for professional video productions.

Delivery contents
CN-E45-135MM T2.4 L F
Lens main unit
Lens support shaft (support holder)
Lens cap
Dust cap
User Manual

Specifications

Mount

EF mount

Zoom Ratio

2.5x

Focal Length

20-50mm

Maximum Diameter Ratio (T-Number)

T2.4

Number of Iris Blades

11

Angle View

Aspect ratio 1.9:1

Dimensions 36 x 24mm 43.6°x 29.9° at 45mm 15.2°x 10.2° at 135mm

Aspect ratio 1.78:1

Dimensions 35.7 x 20.1mm 43.3°x 25.2° at 45mm 15.1°x 8.5° at 135mm

Aspect ratio 1.9:1

Dimensions 38.1 x 20.1mm 45.9°x 25.2° at 45mm 16.1°x 8.5° at 135mm

Minimum Shooting Distance

2.5x 1.0m / 3’4”

Shooting Range at Closest Approach

1.9:1

40.96 x 21.6mm 77.1 x 40.6cm at 45mm 24.7 x 13.0cm at 135mm

1.5:1

36 x 24mm 67.7 x 45.2cm at 45mm 21.7 x 14.5cm at 135mm

1.78:1

35.7 x 20.1mm 67.2 x 37.8cm at 45mm 21.6 x 12.1cm at 135mm

1.9:1

38.1 x 20.1mm 71.7 x 37.8cm at 45mm 23.0 x 12.1cm at 135mm

Cooke / i Technology Communication including Canon EF

Supported

Front Diameter (mm)

Φ 114mm

Outer Dimensions (W x D x H)

Approx. 131.2 x 133.6 x 246.4mm / Approx. 131.2 x 133.6 x 238.4mm

Weight (g)

Approx. 3.4kg