GTX Studio 45in Translucent Umbrella with 10 Panels Wideangle 4L IS USM is engineered

4L IS USM is engineered to perform and deliver the results photographers desire

8L III USM provides the optical performance necessary for critical applications

discreet and speedy AF

The Arca-Swiss style ballhead is attached via a 3/8"-16 stud and can easily be removed

and exposure-count setting feature

GTX Studio 45in Translucent Umbrella with 10 Panels Wideangle 4L IS USM is engineeredThe translucent umbrellas are also know =n as "soft white" umbrellas. They provide the softest level of light, but also do not reflect as much lght as umbrellas with a black backing as some of the light shoots through the umbrella. But this also makes them very useable as "shoot through" diffusers as well as umbrellas. The larger the umbrella the wide the area of coverage. The 10 panel design provides a more accurate "lens effect" than standard 8