Fixed focus short throw lens designed for use with applicable Panasonic projectors; This lens is intended for rear projection and installations where a short projection distance is required; Optical specifications include f value 2.5 and focal distance 14.8 mm; Throw ratio varies by projector model and aspect ratio; 0.7: 1 for select
DZ series models and 0.8: 1 for select DS and DW series models; The lens supports remote focusing through the projector power focus feature; Approximate dimensions are 160 x 160 x 347 mm and approximate weight is 7.1 kg 15.7 lbs; Use only with specified compatible projector models and consult the projector instruction manual for throw distance guidance