Opteka 3x Telephoto Converter Magnetic Magnet Lens for Canon Powershot A10, A20, A30, A40, A60, A60, A70, A75, A80, A80 POWER PLUS, A85, A95, A400, A520, SD700, SD800, A710, A640, A630, A620, A610, A540, A530, A520, A510, A560, A570, A580, A590, A600, SD890, SD950, SD900 / IXUS 900 Ti, SD800 IS / IXUS 850 IS, SD700 IS / IXUS 800 IS, SD550 / IXUS 750 Digital Camera