sorry it is voigtlander telomar 100-300mm vmv macro 1:5.6-6.7 lens i guessed the last post,
jimi, i had a converter 1,7 i think it was on the dsc h5 which was good but it stopped you from close up images as you had to select telefoto from a menu, so i didnt bother with the hx1 camera, I do like...