S P E C F I L E ET-ELT21 Zoom lens Description This zoom lens is designed for use with a Panasonic’s applicable projector. The lens makes it possible to vary the projection distance by changing the focal distance. NOTE: Please use the lens only on the specified Panasonic projectors. Specifications F value: Focal distance (f): Throw ratio: Dimensions (W × H × D): Weight: Applicable projector: 1.8 – 2.3 74.8 mm – 118.2 mm 4.6 – 7.2:1 108 × 108 × 196*1 mm (4-1/4 × 4-1/4 × 7-23/32*1 inches) Approx. 1.20 kg*2 (2.6 lbs*2) PT-EZ570 series: PT-EZ570/EZ570L/EW630/EW630L/EX600/EX600L/EW530/EW530L/ EX500/EX500L PT-EZ580 series: PT-EZ580/EZ580L/EW640/EW640L/EX610/EX610L/EW540/EW540L/ EX510/EX510L PT-EZ770Z series: PT-EZ770Z/EZ770ZL/EW730Z/EW730ZL/EX800Z/EX800ZL *1 At maximum length. *2 Average value. May dif fer depending on the actual unit. The throw ratio is an approximate value calculated by dividing the screen width by the projection distance. ø88.5 ( 3 -15 / 32 ) ø108 (4-1/4 ) Dimensions 196 (7-23 / 32 ) ( at ma ximum length ) The illustration shows the lens at tached to the projector. 84 ( 3 - 5 /16 ) ( at ma ximum length ) 370 (7-23 / 32 ) PT-EZ570 series 80 (3-5/32) ( at ma ximum length ) 385 (15-5/ 32) PT-EZ770/PT-EZ580 series NOTE : Please read the projector’s instruction manual for throw distances. Weights and dimensions shown are approximate. Specifications subject to change without notice. As of March 2014 SFL12A007-3 unit : mm (inch) NOTE: This illustration is not drawn to scale. 1/1