http://www.dpreview.com/news/0602/06022107canona420.asp
PowerShot A530 – Offering impressive performance with a 5.0 Megapixel CCD, 4x optical zoom (approx. 16x combined), 17 shooting modes, VGA movies with sound, 9-point AiAF and ISO 800 for improved low-light flexibility.
optical zoom :tup: