I have been trying to perfect High Speed Sync on my Nikon Cameras for over 5 years. For me the ability to shoot in full sunlight at wide open apertures (f2.8 or faster) with strobe illuminating the model, has been the Holy Grail. Shooting a model outdoors at wide open apertures in full sunlight has ...Continue reading "High Speed Sync - 1/5,000th second at f1.4 in bright sunlight with flash!"