Pentax's DA* telephoto — same as IDs 1465/1716, another canonical name variant.
The Pentax SMC DA* 50-135mm f/2.8 ED IF SDM appears to be the same lens as IDs 1465 and 1716 with a DA* star designation in the canonical name. The DA* indicates Pentax's premium optical tier. Check for triple duplicate.
Same specification — constant f/2.8 at 75-202.5mm equivalent with SDM motor, weather resistance, ED glass, and IF internal focus. The DA* designation is Pentax's highest APS-C tier. Quick-shift Focus System.
Pentax K mount. Same features as IDs 1465 and 1716. The DA* star naming varies between entries — check if these are truly separate products or canonical name variants.
Check against IDs 1465 and 1716 for duplicate. Available used at mid-range prices. See earlier entries for complete details. The DA* designation should be consistent across all entries.