flashlights
canon speedlite 600 ex rt external flash
new wireless multiple flash system using radio wave communication for enhanced control of up to five groups of flashes . the speedlite 600ex rt represents the next generation in wireless flash systems . in addition to traditional optical wireless transmission the speedlite 600ex rt facilitates radio controlled two way wireless transmission up to 98.4 feet among up to 5 groups with a total of 15 individual speedlites . communicating on 2.4 ghz frequencies the speedlite 600ex rt does not have the same directional limitations of traditional wireless optical transmitters . where other wireless signals can be interrupted by physical obstacles radio controlled systems excel . 15 transmission channels are available selectable manually or automatically and radio transmission ids can be set to prevent misfiring in the event of signal interference on the same channel . zoom flash head covers wide range of 20 200mm ; maximum guide number 197 ft. 60m at iso 100 . for effective flash photography in more situations than previously possible with a speedlite flash the speedlite 600ex rt has an improved guide number of 197ft . 60m at iso 100 . it offers 20mm to 200mm coverage and when the extendable wide panel is pulled out flash coverage moves as wide at 14mm . plus to maximize power and minimize energy consumption the speedlite 600ex rt can be directed to zoom in accordance with the cameras image sensor size full frame aps h and aps c . previous redesigned contact construction improved flash head durability and exceptional dust and weather resistance for reliable operation . the speedlite 600ex rt is the most rugged durable and reliable speedlite in the canon arsenal with construction on par with high end canon dslrs . the flash head is more rugged and durable than its predecessor and a redesigned hot shoe contact ensures seamless communication . dust and water resistance has been improved significantly as well all moving parts and areas surrounding the flashes display and buttons are sealed for uninterrupted performance in harsh conditions . a new dust and water resistant adapter for the mounting foot creates a dust and water resistant seal between camera and flash . af assist beam compatible with canons new 61 point high density reticular af . working in conjunction with eos slrs the speedlite 600ex rt automatically provides illumination using its built in af assist beam . this means more accurate af faster even in dark or low contrast situations with all lenses 28mm or longer . compatible with the af frame of all eos cameras the speedlite 600ex rt even works perfectly with the 61 point high density reticular af found in the eos 1d x and the eos 5d mark iii . dot matrix lcd panel and backlit button provide easy visibility . a significant upgrade over previous flashes the speedlite 600ex rt features an all new dot matrix lcd panel 172 x 104 dots . this new lcd displays flash status wireless configuration and all flash settings with more detailed information in comparison to previous systems . with its new screen combined with backlit operation buttons the speedlite 600ex rt is as easy to operate in the dark as in daylight . color filter holder for attaching canon and third party color gelatin filters . to ensure consistent color in both the foreground and background of an image the speedlite 600ex rt features a new color filter holder . by placing a color filter over the front of the flash head the color temperature of the flash can be made to match that of the ambient light . color information and light output decrease can be transmitted from the speedlite 600ex rt to the camera for proper white balance and exposure . 18 custom functions and 7 personal functions for creative flexibility . to accommodate any number of shooting styles the speedlite 600ex rt has 18 custom functions for the ultimate in flexibility
canon