Finally, the name came to me :-): https://www.xkl.com/
Looks like they are still in business. Mark. On 10/6/23 16:02, Mark Tinka wrote:
On 10/6/23 15:52, Dave Bell wrote:Smartoptics? https://smartoptics.com/Not them. I want to say they had an "X" in their name, but memory is fuzzy. Mark.