Canon EF 70-200mm f/4L USM

Compact professional L-series telephoto zoom lens

Canon EF 70-200mm f/4L USM
80/100
LENS SCORE
Features 15
Performance 18
Durability 17
Price 15
Usability 15
Brand Canon
Model 2578A002

Key Features

OPTICS 16 elements in 13 groups with one fluorite and two UD elements
APERTURE Constant f/4 maximum aperture throughout the zoom range
AUTOFOCUS Ring-type Ultrasonic Motor (USM) with full-time manual focus override
CONSTRUCTION Professional L-series build with dust and moisture resistance
DIAPHRAGM 8-blade circular aperture for smooth background blur
STABILIZATION None (Non-IS version)
FOCUSING Internal focusing system with 1.2m minimum focus distance
COMPATIBILITY Compatible with Canon EF mount full-frame and APS-C cameras
COATING Super Spectra coatings to minimize ghosting and flare
FILTER 67mm front filter thread size
MOUNT Metal EF mount with weather-sealed gasket
WEATHER SEALING High-grade dust and moisture resistant construction
SIZE Compact and lightweight design for handheld telephoto shooting

The Most Important Rings & Switches — Canon EF 70-200mm f/4L USM

Ring / Switch / Control Status Note
Focus Ring ✓ Present
Zoom Ring ✓ Present
Aperture Ring ✗ Not Present
AF/MF Switch ✓ Present
Image Stabilisation Switch ✗ Not Present
Focus Limiter Switch ✓ Present
Function (L-Fn) Button ✗ Not Present
Zoom Lock Switch ✗ Not Present
Optical Image Stabilisation (OIS) ✗ Not Present
Weather Sealing ✓ Present

How-to Use Canon EF 70-200mm f/4L USM

Welcome to the How-to section of the lens. In this Light & Composition University website, each page for a lens has a how-to section and a section for learning. The rings, switches and controls of each lens are placed differently between brands and models. The how-to section helps you operate the lens; however, if you are interested in learning photography, you also need to know what each control changes and why you would change it. Click the “Learn” or scroll down.

Learn & Master Photography with Canon EF 70-200mm f/4L USM

For over a decade, we have been teaching photography following a university standard. No one does it better than us. We have a selection of courses, diplomas, graduate and post-graduate programs, as well as some of our best-selling university press publications, to guide you in the best possible way for your lens. Enroll in the fundamentals and then move to the genres you want to master.

Technical Specification

Lens Type Telephoto Zoom
Focal Length 70-200mm
Max Aperture f/4
Min Aperture f/32
Lens Construction 16 elements in 13 groups
Min Focus Distance 1.2m
Max Magnification 0.21x
Diaphragm Blades 8
Filter Size 67mm
Focus Motor Ring USM
Weather Sealing Yes
Weight 705g
Dimensions 76 x 172 mm
Mount Canon EF
Format Full Frame