This product is either discontinued or we cannot get that from suppliers.
BENQ 5J.JAM37.001 Standard Lens For P-series Large Venue, Standard Zoom Lens, Optical lens with glass material, Focus and large apertures, BenQ-Zoom lens 26 mm-34 mm f/1.79-2.35
The BenQ 5J.JAM37.001 Standard Zoom Lens fits these following BenQ projectors. The aperture range of this projection lens is f/1.7 to f/1.9. The projector's 1.32x zoom lens has power zoom and power focus capabilities for remote adjustment.