Ricoh is launching its GR IV compact camera in mid-September for $1,499.95, accompanied by a tiny new GF-2 add-on flash for $119.95. As initially announced in May, the GR IV will feature a 26-megapixel APS-C sensor, slightly redesigned 28mm-equivalent f/2.8 lens, new autofocus and stabilization systems, and 53GB of built-in storage to supplement its microSD [...]