Pentax *ist D Digital Camera "sharp ld" Questions

...LD lens can adapt to Sony alpha a55v camera body? Also are there any tricks a novice should be aware of? I also would like to know if the above is better than the two lens / Body (which are on offer) ...

...sharp than one with a shorter zoom range, even if the lens designer uses such heroic measures as aspherical elements and LD glass. Consider the Tokina AT-X 24-200mm f/3.5-5.6 lens as a very good ...