The Panasonic ET-C1W400 projector zoom lens is designed for use with compatible Panasonic REQ/REZ Series projectors. This lens makes it possible to vary the projection distance by changing the focal distance.
• F value: 1.94–2.39
• Focal distance (f): 12.1-16.9 mm
• Throw ratio: WUXGA 0.68–0.95:1 (16:10 aspect ratio)