7 Inch Touch Screen UV PD Printing Focimeter Lensometer Home Can work with a 110V

Can work with a 110V socket 24 hours a day when you do not set the timer

Back Braces for Lower Back Pain Relief with 6 Stays

Detachable Battery with Off-board charging capability

Weight:50g Per Pair

17）Paper speed: 25/50mm/s

7 Inch Touch Screen UV PD Printing Focimeter Lensometer Home Can work with a 110VPrinting Focimeter Description Features 1. Using Hartmann multi point area measurement method to measure the progressive lens rapidly and accurately. LM 300 adopts every measurement result to participate in the amount of calculation which is higher than 80 spot data, then the progressive multi focal lens can be measured more accurately. 2. No need for ABBE constant, Operation more convenient and measurement more accurate. LM 300 adopts a green LED