Lenses; optical lenses; optical apparatus and instruments; cinematographic cameras; camera lenses (for photographing); cinematographic machine and apparatus; instruments containing eyepieces; binoculars; photographic apparatus and instruments; camera lenses; digital cameras; video cameras; cameras; cameras (photography); motion-picture cameras for self-developing film; camera hoods; shutter releases (for cameras); flashlights (photography); lens filters (for cameras); scientific apparatus and instruments; apparatus for recording of sound; apparatus for transmission of sound; apparatus for reproduction of sound; apparatus for recording of images; apparatus for transmission of images; apparatus for reproduction of images; lens hoods; straps for cameras; usb dock; teleconverters; mount converter; tripod socket; lens caps; camera cage; electronic calendars; electronic books; loupes; batteries; chargers for batteries; grips for cameras; ac adaptors; viewfinders for cameras; electronic viewfinders; bags for cameras and photographic equipment; filter holder; dc connector; macro flash adapter; power grips; strap holders; lens cap holder; camera lens cases