CANON RF 400mm F2.8L IS USM
Portable surface RF 400 mm opening f/2.8 offers a
low field depth and exceptional performance
low-light conditions along with stabilization
optical image that offers 5.5 protection steps in front of the
trepidation and with a quick focus thanks to the USM R type motor
and the Power Doubled Focus Drive, which increases the AF speed with the
compatible cameras, is ideal for sports photography, action and
nature.
Montura RF/Formato
Full-Frame
Fluorite crystals,
Super UD, ASC and Super Spectra coatings
Manual approach
variable speed
Stabilization of image
advanced
Quick autofocus,
silent and precise
Target Specifications Canon RF 400mm
F2.8L IS USM
Large maximum opening
f/2.8
To enjoy a performance
with little light and control of the
excellent field depth
Stabilizer
image
Image stabilization
integrated optic provides 5.5 steps
protection against defocus produced by trepidation
Dual
Power AF
A USM focus unit
type ring with double feeding count
with the help of a high-speed CPU and AF algorithms
optimized to get a quick and silent approach
Crystal
fluorite
The RF 400mm F2.8L IS USM includes
fluorite crystal in its design for
increase image resolution and contrast
Referrals
ASC
Even under conditions
difficult lighting, parasitic lights and
optical veil is reduced thanks to our ASC technology (Air Sphere
Coating)
Approach
manual speed
variable
There are three focus speeds
manual available for control
precise. The continuous manual approach allows you to make adjustments without
change the modes of approach
Presets
approach
Stores two presets of
approach to recover them quickly, with
what you can save time when you need to react quickly and
apply quick refocus effects when recording videos
Month
Native RF
The RF 400mm F2.8L IS USM is
link directly to the serial camera
EOS R without adapter, which allows you to take advantage of its image quality
advanced
Specifications in detail
Specifications
and
optical characteristics
Image size: Full
Frame
Angle of vision
(horizontal, vertical, diagonal): 5°10", 3°30", 6°10"
Objective structure
(elements/groups): 17/13
Special Optics: 2
fluorite, 1 Super UD
Number of leaves
fragrance: 9
Minimum opening: 32
Minimum distance
approach (m): 2.5
Maximum increase (x): 0.17
Control ring: No
Optical Stabilizer
image: 5,5
Optical Stabilizer
image and integrated image stabilizer: 5.5
AF engine: USM
Ring
Resistants: ASC, Super
Spectra
Fluorite: Frontal/posterior
Accessories
Target line: E-180E
Parasol: ET-155 (WIII)
Case for the target:
Soft case for target LS400
Back cover: Top
subsequent target RF
Compatibility
teleconverter: Compatible only with multipliers
RF 1.4x and RF 2x
Other accessories:
52 mm drop-in filters
de Canon
Polarizer filter
52 mm drop-in circular from Canon (WIII)
Small ET-155B parasol
Canon
Specifications
with
Extend 1.4x
Focal length: 560
Maximum coverage: 4-25
Maximum increase: 0.25
AF possible: Yes
Image Stabilizer: Yes
Specifications
with
Extend 2x
Focal length: 800
Maximum aperture: 5.6-64
Maximum increase: 0.36
AF possible: Yes
Image Stabilizer: Yes
Specifications
physical
Dust and dust resistance
humidity: Yes
External coating:
Thermal protection
Filter diameter (mm):
52 insertion
Diameter max. x length
(mm): 163 x 367
Weight (g): 2890
- Mount
- RF
- Product status
- New
- Warranty
- 2 years
Specific References
- EAN
- 4549292184440