Do telephoto lens from Konica Minolta Dimage A2 fit the A200?

Yes. Both have a 49mm standard threading for accessory lenses. Original Lenses made by Konica Minolta for A1, A2, A200 (no longer available since Sony bought KM): ACT-100 1.5X telephoto adapter ($170 original) brings the top end of the zoom up to 300 mm. ACW-100 0.8X wide-angle adapter ($170 original) lowers things down to 22.4 mm CL49-200 close-up lens ($70 original) lowers the minimum macro focus distance to 8 cm