Camera Flash Accessories

Canon 2478A002 Speedlite Transmitter ST-E2

Canon Speedlite Transmitter ST-E2

Dedicated clip-on transmitter for E-TTL/E-TTL II wireless flash system.

 <li>E-TTL Compatible</li> <li>Built-in AF-Assist Beam</li> <li>Sets and Controls Flash Rations</li> <li>High-Speed FP Flash</li> <li>E-TTL Wireless Autoflash Control</li> 

 <tr><th valign=top>Flash</th><td><table width=100%> <tr> <td class="specleft">Type</td> <td class="specright">550EX-dedicated, clip-on Speedlite transmitter with direct contacts</td> </tr> <tr> <td class="specleft">Compatible Cameras</td> <td class="specright">Type A EOS cameras (E- TTL, autoflash); Type B EOS cameras (Manual flash)</td> </tr> <tr> <td class="specleft">Sync Speed</td> <td class="specright">High-Speed Sync (FP flash): Enabled with high-speed sync mode</td> </tr> <tr> <td class="specleft">Flash Exposure Confirmation</td> <td class="specright">1. Before flash fires during FE lock Adequate flash exposure indicated by the flash exposure level icon lit in the viewfinder. Insufficient flash exposure indicated by the flash exposure level icon blinking in the viewfinder. 2. After flash fires ST-E2&#39;s flash confirmation lamp lights in green for 3 sec.</td> </tr> <tr> <td class="specleft">AF Assist Beam</td> <td class="specright">Compatible with EOS-3&#39;s 45-point Area AF and 28mm and longer lens focal lengths Effective Range: Approx. 0.6 to 10m/2.0 to 16.5 ft along the periphery (in total darkness).</td> </tr> </table></td></tr> <tr><th valign=top>Wireless Functions</th><td><table width=100%> <tr> <td class="specleft">Transmission System</td> <td class="specright">Infrared pulse</td> </tr> <tr> <td class="specleft">Transmission Range</td> <td class="specright">Indoors: Approx. 12-15 m/39.4 - 49.2 ft; Outdoors: Approx. 8-10 m/ 26.2-32.8 ft</td> </tr> <tr> <td class="specleft">Flash Ratio Control</td> <td class="specright">For A:B ratio: 1:8 to 8:1, in half- step increments or 13 steps</td> </tr> <tr> <td class="specleft">Flash Coverage</td> <td class="specright">Transmission Coverage: +/-40 degrees horizontal and +/-30 degrees vertical</td> </tr> <tr> <td class="specleft">Slave Operation Confirmation</td> <td class="specright">With test transmission button. Slave A fires followed by slave B at 1/64 output.</td> </tr> <tr> <td class="specleft">Slave Unit SE Mode Cancellation</td> <td class="specright">Cancels when the test transmission button or FE lock botton is pressed to turn on the slave unit.</td> </tr> </table></td></tr> <tr><th valign=top>General</th><td><table width=100%> <tr> <td class="specleft">Power Source</td> <td class="specright">2CR2 lithium (6V) battery x 1 Battery Life: Approx. 1,500 transmissions (At room temperature and with a new set of batteries)</td> </tr> <tr> <td class="specleft">SE Mode</td> <td class="specright">While the power switch is set to I or HOLD, the transmission turns off automatically after about 90 sec. of non-use.</td> </tr> <tr> <td class="specleft">Dimensions</td> <td class="specright">62 (W) x 51 (H) x 80 (D)mm/2.4 (W) x 3.1 (D) in</td> </tr> <tr> <td class="specleft">Weight</td> <td class="specright">100g/3.5 oz (exluding battery)</td> </tr> </table></td></tr> 

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