CANON SPEEDLITE 270EX II

Worthy successor to the venerable Canon 270EX Speedlite, the new, ultra-lightweight Canon 270EX II Speedlite is a compact, high-performance flash unit designed for the evolving EOS enthusiast. Developed for fun and easy flash shooting, when used with select Canon EOS DSLR cameras that have a master function, the Speedlite 270EX II can be used as a versatile wireless slave flash. This Speedlite can also be used with other compact digital camera models equipped with a dedicated flash shoe mount. User-friendly in both function and design, the 270EX II Speedlite flash's Tele/Wide function easily and elegantly allows adjustment of illumination angle and guide number to match shooting conditions. On your photographic journey, the Canon 270EX II Speedlite is primed to be there at every step.

Specifications

Type
On-camera, E-TTL II/E-TTL autoflash Speedlite

Compatible Cameras
Type-A EOS cameras (E-TTL II/E-TTL autoflash)

Guide Number 

Flash Coverage	ISO 100 (m)	ISO 100 (ft.)
Normal (28mm)	22	72
Tele (50mm)	27	89

Flash Coverage
EF lens: 28mm/50mm

EF-S lens: 17.5mm/31.3mm

Manual switching

Recycling Time
1) Normal flash: Approx. 0.1 - 3.9 sec. / Lamp lights

2) Quick flash: Approx. 0.1 - 2.6 sec. / Lamp blinks at 8 Hz (with size-AA/LR6 alkaline batteries)

Flash Range
Normal Flash

Guide No. (ISO 100)	Aperture Value
	f/1.4	f/2	f/2.8	f/4	f/5.6
22 (Normal)	15.7	11.0	7.9	5.5	3.9
27 (Tele)	19.3	13.5	9.6	6.8	4.8

Quick Flash

Guide No. (ISO 100)	Aperture Value
	f/1.4	f/2	f/2.8	f/4	f/5.6
12.6 (Normal)	9.0	6.3	4.5	3.2	2.3
15 (Tele)	10.7	7.5	5.4	3.8	2.7

High-speed sync (at 1/250 sec.)

Guide No. (ISO 100)	Aperture Value
	f/1.4	f/2	f/2.8	f/4	f/5.6
11 (Normal)	7.9	5.5	3.9	2.8	2.0
13.5 (Tele)	9.6	6.8	4.8	3.4	2.4

AF Assist Beam
Intermittent flash firing system

Effective range:

At center: Approx. 13.1 ft./4m

Periphery: Approx. 11.5 ft./3.5m (in total darkness)

Compatible with model EOS 5D Mark II and later. Available via firmware update for: EOS-1Ds Mark III, EOS-1D Mark III, EOS 40D, EOS 50D, and EOS Rebel XS.

Bounce / Swivel
Up: 60°, 75°, 90°

Custom Functions
1) C.Fn-01: Auto power off (Enabled/Disabled)

2) C.Fn-06: Quick flash w/continuous shot (Disabled/Enabled)

3) C.Fn-10: Slave auto power off timer (60 minutes/10 minutes)

4) C.Fn-11: Slave auto power off cancel (Within 8 hours/within 1 hour)

Transmission Range
Reception of all channels via light pulse signal reception on the master unit

Reception Angle
±45° horizontally and ±25° vertically, facing the transmitter on the master unit

Power Source
Two AA-size/LR6 Alkaline Batteries

Dimensions
2.6 x 2.6 x 3.0 in./ 65.8 x 65.2 x 77mm

Weight
5.5 oz./155g (without batteries)

 sumber : www.usa.canon.com