Tang was a joke. I believe the color video camera for was specially made by RCA, but the workhorse still camera was an off-the-shelf Hasselblad. I had thought

Tang was a joke. I believe the color video camera for was specially made by RCA, but the workhorse still camera was an off-the-shelf Hasselblad. I had thought that the Space Pen was an existing commercial product. Apparently I was only half right. Thanks for the link.