Phil Medcalf takes a look at the arm systems available for use with strobes and video lights when doing underwater photography or videography, compares the different designs and looks at some of the range of arms produced by various manufacturers.
A Guide to 1" Ball Arm Clamps for Underwater Photography
For underwater photography the most popular arm systems for positioning strobes or video lights are those that use 1”/25mm ball ended arms with clamps to hold them together. These clamps are made by lots of brands, come in a range of designs with cost and quality varying. This blog is an explanation of the differences between the clamps we sell and an explanation of the uses you might have for the non-standard types of clamp available.