Nikon SB-28 Speedlight Flash The new SB-28 AF Speedlight can be used with any Nikon SLR camera to open new avenues of expression in flash photography The SB-28 is considerably smaller and lighter than previous Speedlights, weighing only 11.8 ounces, with dimensions of 2.7" x 5" x 3.6" But the compact new Speedlight packs a punch with a GN of 118 at 35mm (feet) Continuing Nikon's tradition of offering superior features and performance in its family of Speed lights It has with its previous SB-26, SB-25 and SB-24 models