Nec np33lp projector lamp Nec np34lp projector lamp Nec np39lp projector lamp Nec np40zl wide angle zoom lens 13.3 mm 18.6 mm Nec np41zl zoom lens 21.8 mm 49.8 mm Nec np43lp projector lamp Nec np44lp projector lamp Nec np50zl telephoto zoom lens 49.7 mm 99.8 mm |