Canon RF 400mm F2.8L and 600mm f4L IS USM Telephoto Lenses: Price, Specs, Availability

In addition to the announcement of the professional canon full frame mirrorless camera EOS R3 and the RF 100mm F2.8L Macro IS USM lens, Canon also introduced two new RF telephoto lenses. The Canon RF 400mm F2.8L IS USM and the RF 600mm f4L IS USM are two long focal lengths with particularly fast autofocus that should be appreciated in sports and action photography.

canon rf lenses

The RF 400mm F2.8L IS USM and the RF 600mm f4L IS USM lenses are based on the two earlier models EF 400mm f2.8L IS III USM and EF 600mm f4 III USM, but they should be used in conjunction with the 1.4-way and 2-way RF extenders provide improved performance. The quick focus and the reduced weight with the improved balance are also evident as advantages of the nine FR lenses.

The two new Canon RF lens models also have new features, such as setting the aperture in 1/8 steps for video recordings and the extended optical image stabilizer, a function made possible by the communication system of the RF mount and intended to compensate for up to 5.5 exposure levels. Also, the lenses should offer a dual drive for even faster autofocus in future cameras.

Both lenses also have three manual focus speeds, which allow precise control and fully manual focus. This allows adjustments to be made without changing modes. Besides, two focus settings can be saved in advance. This saves time when you have to react quickly and enables nice pull-focus effects for video recordings. The focus ring can also be used as a lens control ring on some models in the EOS R series. when you need to react quickly and enables beautiful pull-focus effects for video recordings.

Thanks to the use of fluorite and Super-UD glass as well as ASC and Super Spectra coating, the RF 400mm f2.8L IS USM offers exceptional sharpness over the entire field of view even with a maximum aperture of F2.8. The RF 600mm f4L IS USM impresses with minimal distortion, and the stray light is reduced to a minimum even with the maximum aperture of F4. This creates professional images of the highest quality from the center of the image to the edge. The RF 600mm f4L IS USM with its high light intensity of 1: 4 as well as the RF 400mm f2.8 L IS USM with its high light intensity of 1: 2.8 offers image stabilization of up to 5.5 exposure levels, the camera shake even with weakly illuminated environments.

Both lenses are light and have been optimized for the tough requirements of professional use. Regardless of whether on a rainy playing field or a dusty safari, the lenses prove themselves with their legendary processing quality of the L-series and the heat-reflecting white outer surface.

Canon RF 400mm F2.8L IS USM Specifications

Canon RF 400mm F2.8L IS USM
  • Focal Length: 400mm
  • Maximum Aperture: f/2.8
  • Minimum Aperture: f/32
  • Lens Mount: Canon RF
  • Format Compatibility: Full-Frame
  • Angle of View: 6°
  • Minimum Focus Distance: 2.5 m
  • Maximum Magnification: 0.17x
  • Optical Design: 17 Elements in 13 Groups
  • Diaphragm Blades: 9
  • Focus Type: Autofocus
  • Image Stabilization: Yes
  • Tripod Collar: Removable and Rotating
  • Filter Size: 55 mm (Drop-In)
  • Dimensions: 163 x 367 mm
  • Weight: 6.4 lb / 2.9 kg
  • Price: $11,999 pre-order started on Bhphotovideo.com and Adorama.com

Canon RF 600mm f4L IS USM Specifications

Canon RF 600mm f4L IS USM
  • Focal Length: 600mm
  • Maximum Aperture: f/4
  • Minimum Aperture: f/32
  • Lens Mount: Canon RF
  • Format Compatibility: Full-Frame
  • Angle of View: 4° 10′
  • Minimum Focus Distance: 4.2 m
  • Maximum Magnification: 0.15x
  • Optical Design: 17 Elements in 13 Groups
  • Diaphragm Blades: 9, Rounded
  • Focus Type: Autofocus
  • Image Stabilization: Yes
  • Tripod Collar: Removable and Rotating
  • Filter Size: 52 mm (Drop-In)
  • Dimensions: 168 x 472 mm
  • Weight: 6.8 lb / 3.1 kg
  • Price: $12,999 pre-order started on Bhphotovideo.com and Adorama.com

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