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Canon Speedlite 90EX

BH #CA90EX • MFR #6825B002
Canon
Canon Speedlite 90EX
Key Features
  • Compatible with Canon E-TTL / E-TTL II
  • Guide Number: 30' at ISO 100
  • Coverage: 24mm (Full Frame)
  • Wireless Master TTL Functionality
The Speedlite 90EX from Canon is a featherweight (1.76 oz) shoe mount flash that's ideal for the Canon mirrorless EOS M digital camera. It has a guide number of 30' and provides coverage for lenses as wide as 24mm (35mm format equivalent).

Many functions can be controlled effortlessly through the camera’s menu system, such as the AF assist beam (used to ensure accurate AF in low light situations), Canon’s amazing E-TTL II flash metering, FE lock and flash exposure compensation. Even color temperature information can be transmitted back to the camera.

A wireless master function (optical) is built-in that allows multiple flash units to be controlled for creative lighting effects. Through 4-channel optical light pulse transmission, the 90EX can control up to three groups of slave-enabled flashes, controlling power from 8:1 to 1:8 in 1/2-stop increments. It can transmit up to approximately 16.4 ft. indoors, up to 23 ft. outdoors. Best of all, the 90EX has a standard Canon hot shoe mount that makes it compatible with all Canon EOS SLR cameras.

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Canon 90EX Overview

The Speedlite 90EX from Canon is a featherweight (1.76 oz) shoe mount flash that's ideal for the Canon mirrorless EOS M digital camera. It has a guide number of 30' and provides coverage for lenses as wide as 24mm (35mm format equivalent).

Many functions can be controlled effortlessly through the camera’s menu system, such as the AF assist beam (used to ensure accurate AF in low light situations), Canon’s amazing E-TTL II flash metering, FE lock and flash exposure compensation. Even color temperature information can be transmitted back to the camera.

A wireless master function (optical) is built-in that allows multiple flash units to be controlled for creative lighting effects. Through 4-channel optical light pulse transmission, the 90EX can control up to three groups of slave-enabled flashes, controlling power from 8:1 to 1:8 in 1/2-stop increments. It can transmit up to approximately 16.4 ft. indoors, up to 23 ft. outdoors. Best of all, the 90EX has a standard Canon hot shoe mount that makes it compatible with all Canon EOS SLR cameras.

Guide number of 30'
Many functions can be controlled through the camera's menu system, such as the AF assist beam (used to ensure accurate AF in low light situations), Canon's amazing E-TTL II flash metering, FE lock and flash exposure compensation. Even color temperature information can be transmitted back to the camera with a simple touch.
For a number of advanced lighting setups, the Speedlite 90EX can be used as a master transmitter to control multiple flash units-wirelessly! Through 4 channel optical light pulse transmission, the Speedlite 90EX can control up to three groups of slave-enabled flashes, controlling power from 8:1 to 1:8 in 1/2-stop increments. It can transmit up to approximately 16.4 ft. indoors, up to 23 ft. outdoors.
With wide-angle coverage up to 15mm (24mm in 35mm terms) the Speedlite 90EX is designed to work perfectly with a number of popular wide-angle zoom and fixed length lenses.
Standard Canon hot shoe mount for compatibility with all EOS SLRs

Canon 90EX Specs

MountShoe
Guide No.30' / 9.14 m ISO 100 
Angle of Coverage84°
Bounce HeadNone
Swivel HeadNone
Coverage - mm (Full Frame)
Distance Range3.28 to 14.76' (1 to 4.5 m) at f/2
Zoom HeadNone
Off-Camera TerminalNone
Recycle TimeApproximately 0.1 to 5.5 Seconds
Flash-Ready IndicatorYes
Compensation-3 EV to +3 EV (in 1/3 EV steps) In-camera control
Wireless OperationMethod: Optical Pulse
Distance: Up to 22.97' / 7 m
Wireless Channels4
Wireless Groups3
Power Source2 x AAA Alkaline, Lithium, Rechargeable NiMH Batteries
Dimensions (W x H x D)1.7 x 2.0 x 2.6" / 44.3 x 52.0 x 65.0 mm
Weight1.76 oz / 50 g
Packaging Info
Box Dimensions (LxWxH)4.7 x 3.4 x 2.7"

Canon 90EX Reviews

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