> Optical superiority is not my genre. Here is a comparison for you: I > bought a used K135/2.5 from a local shop at a price where (assuming > enough of them) I could buy 6 of them before matching one new > FA135/2.8. No, there are no used ones around, I don't think.
There's been three on eBay UK in the past three months, but I must admit it's very unusual to see one. One of them went for £180+ IIRC. A lot of photographers still use manual focus, myself included, only switching to AF for wildlife, motor sport or other time critical subjects. John