Amazon.com : Better Beamer Flash Extender FX-3 for Canon 580EX, 580 EX II, 600EX-RT, Metz 54-4, Nikon SB-700 : On Camera Shoe Mount Flashes : Electronics
The Flash X-Tender Better Beamer FX-6 Flash Output Booster for Nikon SB-900 Flash : On Camera Shoe Mount Flashes : Electronics - Amazon.com
Ralph Paonessa Nature Photography Workshops & Tours
Better Beamer Dangers - YouTube
Flash Settings and Accessories for Bird Photography - Aviscapes
Fitting guide for Better Beamer
Better Beamer — A CREATIVE ADVENTURE photography by denise ippolito