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Canon RF 800mm F5.6L IS USM Review

Canon RF 800mm F5.6L IS USM

Main Features

  • 800mm Focal Range
  • F5.6 Max Aperture
  • Image Stabilization
  • Weather Sealed
  • Filter Thread: 52mm
  • Max Format: 35mm FF
  • Canon RF Mount
  • Weight: 3140g.
  • Diameter: 163mm
  • Length: 432mm
  • Min Focus Distance:2.6m
  • Max Magnification:0.34x
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Canon RF 800mm F5.6L IS USM Overview

Canon RF 800mm F5.6L IS USM is an Auto Focus (AF) Super Telephoto Prime lens with 35mm FF max sensor coverage and it is designed to be used with Canon RF mount cameras.

Canon RF 800mm F5.6L IS USM is a member of Canon's RF L series of lenses. Below you can see the latest lenses in this series.

RF L Series Lenses in Canon RF Mount
Model Coverage Weight Focusing Street Price
Canon RF 1200mm F8L IS USM Lens Canon RF 1200mm F8L IS USM
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35mm FF 3340gr AF Amazon B&H Photo
Canon RF 800mm F5.6L IS USM Lens Canon RF 800mm F5.6L IS USM
35mm FF 3140gr AF Amazon B&H Photo
Canon RF 14-35mm F4L IS USM Lens Canon RF 14-35mm F4L IS USM
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35mm FF 540gr AF Amazon B&H Photo
Canon RF 100mm F2.8L Macro IS USM Lens Canon RF 100mm F2.8L Macro IS USM
Compare
35mm FF 730gr AF Amazon B&H Photo
Canon RF 400mm F2.8L IS USM Lens Canon RF 400mm F2.8L IS USM
Compare
35mm FF 2890gr AF Amazon B&H Photo

Lens Mount

Canon RF 800mm F5.6L IS USM is compatible with cameras that have Canon RF lens mount. Some of the latest released cameras that are compatible with the Canon RF lenses are Canon R10, Canon R7 and Canon R5 C.

Focal Range

Canon RF 800mm F5.6L IS USM has a fixed focal lenght of 800mm. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 1280mm.

Teleconverter Compatibility

Canon RF 800mm F5.6L IS USM is compatible with the Teleconverter lenses below:

  • Canon Extender RF 2x for RF-Mount
  • Canon Extender RF 1.4x for RF-Mount


Canon RF 800mm F5.6L IS USM Focal Range and Aperture Change with Teleconverter
Model Coverage with TC Aperture with TC Street Price
Canon Extender RF 2x Lens Canon Extender RF 2x 1600 - 1600mm F11.2 Amazon B&H Photo
Canon Extender RF 1.4x Lens Canon Extender RF 1.4x 1120 - 1120mm F7.84 Amazon B&H Photo

Weather Sealings

https://cameradecision.com/lenses/img/other/Canon-RF-800mm-F5.6L-IS-USM-sealing.jpg
Weather Sealings of the Canon RF 800mm F5.6L IS USM

Canon RF 800mm F5.6L IS USM is a weather sealed lens which provides an extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have an effective protection, you have to pair the Canon RF 800mm F5.6L IS USM with a weather sealed camera body such as Canon R7, Canon R5 C and Canon R3.

Optical Image Stabilization

Canon RF 800mm F5.6L IS USM features an optical image stabilization system which helps to reduce the blur that occurs due to shaking during hand-held shooting. Canon RF 800mm F5.6L IS USM's stabilization system is effective up to 4.5 stops.

Canon RF 800mm F5.6L IS USM MTF Charts

Below you can find the MTF chart of Canon RF 800mm F5.6L IS USM which would give an idea of the its contrast and resolution from the center to its edges.


https://cameradecision.com/lenses/img/other/Canon-RF-800mm-F5.6L-IS-USM-mtf-chart-1.jpg
MTF Chart of the Canon RF 800mm F5.6L IS USM
https://cameradecision.com/lenses/img/other/Canon-RF-800mm-F5.6L-IS-USM-mtf-chart-2.jpg
MTF Chart of the Canon RF 800mm F5.6L IS USM

Maximum Magnification Ratio

Canon RF 800mm F5.6L IS USM has a Max Magnification Ratio of 0.34x and has a minimum focusing distance of 2.6m. For a non-macro lens, the 0.34x is considered a high magnification and will come handy for close-up shots.

Aperture

Canon RF 800mm F5.6L IS USM has a max aperture of F5.6 and a minimum aperture of F64.

Optical Formula

Canon RF 800mm F5.6L IS USM's optical formula consists of 26 elements in 18 groups . Following special elements are used in this design:

  • 2 Fluorite
  • 1 Super UD
  • 1 UD (Ultra-low Dispersion).

Lens Hood

Canon RF 800mm F5.6L IS USM comes with a removable lens hood which is handy to reduce lens flare and glare in your photos. The model number of the hood is ET-155.

Popular Comparisons of Canon RF 800mm F5.6L IS USM

Here is the eight most popular comparisons of Canon RF 800mm F5.6L IS USM amongst Camera Decision readers.

Top Alternatives of Canon RF 800mm F5.6L IS USM Lens
Model Coverage Weight Focusing Street Price
Nikon Nikkor Z 800mm F6.3 VR S Lens Nikon Nikkor Z 800mm F6.3 VR S
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35mm FF 2385gr AF Amazon B&H Photo
Canon RF 800mm F11 IS STM Lens Canon RF 800mm F11 IS STM
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35mm FF 1260gr AF Amazon B&H Photo
Canon RF 1200mm F8L IS USM Lens Canon RF 1200mm F8L IS USM
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35mm FF 3340gr AF Amazon B&H Photo
Canon RF 400mm F2.8L IS USM Lens Canon RF 400mm F2.8L IS USM
Compare
35mm FF 2890gr AF Amazon B&H Photo
Canon RF 600mm F4L IS USM Lens Canon RF 600mm F4L IS USM
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35mm FF 3090gr AF Amazon B&H Photo
Canon RF 100mm F2.8L Macro IS USM Lens Canon RF 100mm F2.8L Macro IS USM
Compare
35mm FF 730gr AF Amazon B&H Photo
Canon RF 800mm F5.6L IS USM Lens Canon RF 800mm F5.6L IS USM
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35mm FF 3140gr AF Amazon B&H Photo
Leica Vario-Elmarit-SL 24-70mm F2.8 ASPH Lens Leica Vario-Elmarit-SL 24-70mm F2.8 ASPH
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35mm FF 856gr AF Amazon B&H Photo

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**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Pros and Cons of Canon RF 800mm F5.6L IS USM


PROs
Image Stabilization
Weather Sealed
Built-in Autofocus
Hood supplied
Tripod Collar
Full-time Manual Focusing
Focus Distance Limiter
Covers Full-Frame Sensor

CONs
Slow Aperture for a Prime Lens
Heavy
Canon RF 800mm F5.6L IS USM Alternatives in Canon RF Mount
Model Coverage Weight Focusing Street Price
Canon RF 800mm F11 IS STM Lens Canon RF 800mm F11 IS STM
Compare
35mm FF 1260gr AF Amazon B&H Photo

Canon RF 800mm F5.6L IS USM Detailed Specifications


General
Brand Canon
Lens Type Prime
Lens Type Telephoto Prime
Lens Mount Canon RF
Max Format 35mm FF
Focal Range 800mm
Image Stabilization Yes
Colour Unknown
Zoom Method No Zoom
Power Zoom No Zoom
Zoom Lock No Zoom
Zoom Ratio 1.0X
APERTURE
Max Aperture F5.6
Min Aperture F64
Aperture Ring No
Diaphragm Blades 9
Optics
Optical Elements 26
Optical Groups 18
Special Elements 2 Fluorite, 1 Super UD, 1 UD (Ultra-low Dispersion).

FOCUSING
Min Focus Distance 2.6m
Max Magnification 0.34X
Autofocus Yes
AF Motor Type Ring-type ultrasonic
Full Time Manual Yes
Focus Method Internal
Focus Distance Limiter 2.6m – infinity|2.6m – 20m|20 – infinity
Distance Scale No
DoF Scale No
PHYSICAL SPECS
Weight 3140g
Diameter 163mm
Length 432mm
Weather Sealing Yes
Filter Thread 52mm
Filter Notes Filters screw into drop-in holder
Hood Supplied Yes
Hood Code ET-155
Tripod Collar Yes
Optional Accessories Short lens hood (ET-155B)
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Frequently Asked Questions about Canon RF 800mm F5.6L IS USM
is the Canon RF 800mm F5.6L IS USM a Weather Sealed lens?
What is the Minimum Focusing Distance of Canon RF 800mm F5.6L IS USM
is the Canon RF 800mm F5.6L IS USM an Autofocus (AF) lens?
What is the Filter Thread Size of Canon RF 800mm F5.6L IS USM
Does Canon RF 800mm F5.6L IS USM have Image Stabilization?
Does Canon RF 800mm F5.6L IS USM have Aperture Ring?
What is the Maximum Magnification Ratio of Canon RF 800mm F5.6L IS USM
FOLLOW US


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