mimi_club wrote:mouse? same parts??? can show that part?
Sadly , I've dismounted a lot of old ball mice, there is encoder wheel and optical pickoff inside but not at all the same shape
mimi_club wrote:Indeed I feel some strange with the pick off.... it 'seems' that there is no contact except those cables. How it transmit signals???
(p.s. my science score when i was in high school is XP )
it's an optical device, it counts the holes of the encoder wheel(the beam passes through) , the more it counts holes, farest is the subject is (or the inverse I dont remember...)