an optical device for focussing a camera or other instrument automatically

an optical device for focussing a camera or other instrument automatically

an optical device for focussing a camera or other instrument automatically

an optical device for focussing a camera or other instrument automatically

the inside lower horizontal surface (as of a room, hallway, tent, or other structure)

the inside lower horizontal surface (as of a room, hallway, tent, or other structure)

the inside lower horizontal surface (as of a room, hallway, tent, or other structure)

the inside lower horizontal surface (as of a room, hallway, tent, or other structure)

the inside lower horizontal surface (as of a room, hallway, tent, or other structure)

the inside lower horizontal surface (as of a room, hallway, tent, or other structure)