Tried many times over the years to Suggest Lens Modules, all to no avail.
SMC PENTAX-F 1:2.8 28mm
SMC PENTAX-FA 1:1.7 50mm
SMC PENTAX-FA* 1:4 600mm IF & ED
Try again here.
Try here instead:
Cheers, trying again now.
yes, but don’t hold your breath.
Cheers, but I think 5/6 years to hold your breath is a little extreme!!