finally a pair of glasses as an alternative to the expensive Sony Beamer glasses! Works perfectly with my HW40 and costs half of Sony glasses. Also, the Tragekonfort is better because more easily. The original Sony left marks on his nose because they are so heavy. Only the operator is getting used to .... pressure point at the counter barely noticeable and then the LED goes only briefly and then off again. When you switch it also goes to slowly but .... who thinks something of
