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The Speedlite 420EX is an external flash formerly made by Canon. The Speedlite 420EX is one of Canon's older mid-range flashes, being replaced by the 430EX in 2005. It was primarily intended for users wanting to step up from the entry-level flashes, as well as for use as a slave flash along with the more advanced Speedlite 550EX flash.
A Canon PowerShot G11 compact digital camera with a Speedlite 270EX flash mounted. Speedlite is a brand of Canon electronic flashes designed for use with the manual-focus FD system, the autofocus EOS system, and various other cameras such as the Canonet 35mm rangefinders and the PowerShot G series advanced digital compact cameras. [1]
E-TTL/E-TTL II (Canon) yes yes 5.5sec yes, both i-TTL and basic slave Nikon and Canon versions Can update firmware over USB Has sub-flash Pentax AF-200FG [17] 20m No 28mm 1/1, 1/2, 1/4 TTL no no 4sec no Pentax AF-360FGZ II [18] 36m X-Sync 24-85mm 1/1-1/64 PTTL yes yes 6sec yes Pentax AF-540FGZ [19] 54m X-Sync 24-85mm 1/1-1/64 PTTL yes yes 6sec yes
Guide number distances are always measured from the flash device to the subject; if the flash device is detached from the camera, the position of the camera is irrelevant. Furthermore, unless a flash device has an automatic zoom feature that follows the setting of a camera's zoom lens, guide numbers do not vary with the focal length of lenses.
The Canon EOS R6 Mark II is a full-frame mirrorless interchangeable-lens camera produced by Canon. [3] It was announced as the successor to the Canon EOS R6 on November 2, 2022. [ 4 ] It includes various systems developed for the Canon EOS R3 in a more compact body. [ 5 ]
A full-power flash from a modern built-in or hot shoe mounted electronic flash has a typical duration of about 1ms, or a little less, so the minimum possible exposure time for even exposure across the sensor with a full-power flash is about 2.4 ms + 1.0 ms = 3.4 ms, corresponding to a shutter speed of about 1 ⁄ 290 s. However some time is ...
As mentioned above, the EOS 5D Mark III, EOS-1D X, EOS 5DS/5DS R, and EOS-1D X Mark II have 61-point AF layouts. The EOS 6D, released in October 2012, has an 11-point layout. The EOS 80D, announced in 2016, marked the return of 45-point AF systems to the Canon EOS line, as well as the first appearance of a 45-point system in a non-professional ...
Speedlite may refer to: Canon Speedlite , a Canon brand of electronic flashes for their EOS camera system Ricoh Speedlite , a Ricoh brand of electronic flashes