UPGRADED 6 FLASH MODE: TTL/M/MULTI/S1/S2/REMOTE, Suitable for versatile Photography Type: Portraits, action, nighttime, landscape, architecture, street, wedding etc LED - Assistive preview focus design makes you adjust the LED lightness to preview focus leading to your photography as perfect as you want.58£¨ISO 100£¬180mm) 1/200s-1/20000s flash speed present clear and vivid images 8 variable flash output from 1/1-1/128 can meet your flashlight demands POWERFUL FLASH SPEEDLITE: Powerful Flash with High Guide No.
SPECIFICATIONS - Guide 85m / ISO 100, Red Eye Reduction, Auto Focus Target Assist Illumination, On-Camera i-TTL, Wireless Capability, Slave Mode S1 and S2, Multi-Stroboscopic Flash Mode, Manual Flash Mode, Built-In Wide Angle Diffuser and Bounce, Up to 1500 Flash Cycles Per Charge (must use rechargeable batteries), Recycle Time 2.9s, 2.1" Backlit LCD, 7 to 90 Degree Tilt, 180 Degree Rotation, PC Sync Port, 1-Year Opteka Warranty.A digital camera TTL flash system, often known as i-TTL, involves firing a pre-flash before the actual exposure. i-TTL - The flash and ambient light are reflected by the subject through the camera lens and then metered by the camera's TTL metering system.In auto mode the zoom range is stepless, it does not set at 24mm, 35mm, etc, but matches the exact focal length of the zoom lens for optimal lighting.
MULTI ZOOM - The Opteka IF-980 covers a 24-180mm range (in 35mm full frame format) and extends to 18-180mm with the diffuser panel in place.You can also twist it to the left up to 90° and to the right up to 180°. The -7° downward tilt allows you to fully illuminate your subject when shooting close-up. MULTI POSITION - The Opteka IF-980 has an adjustable tilt head with six positions: -7 to 90°.