Manufactured at Pinhole Resource, the 6" - 8"x10" Leonardo 9 ply Baltic birch wooden camera has a movable shutter, positive locking film holder mechanism and 2 tripod mounts. Stainless steel micro-drilled pinhole is .017” (f350) for this 6” camera. The 8”x10” models accept 8”x10” film holders and a Polaroid 8”x10” back. We also include a 150mm zone plate that can be used rather than the pinhole. We also have 2 varieties of a 5"x7" Leonardo, call us at 575-536-9942 for prices on the 5x7s..