Hi Catherine. I have three optacons which work: 2 R1Ds and an optacon 2. We did this informal survey on the old list, and fewer than 150 optacons were accounted for. About 12,000 were made I think. Charles --- To unsubscribe at any time, just send a message to: optacon-l-request@xxxxxxxxxxxxx with the word "unsubscribe" (without the quotes) in the message subject. Tell your friends about the list. They can subscribe by sending a message to: optacon-l-request@xxxxxxxxxxxxx with the word "subscribe" (without the quotes) in the message subject.