Changes closest focusing distance from infinity to 250mm (approx. 9.9") from front of lens. For use
with EF lenses and Powershot A20, A10, A30 & A40. Requires Conversion Lens Adapter LA-DC52
for attachment to PowerShot A20 & A10. Requires Conversion Lens Adapter LA-DC52B for attachment
to PowerShot A30 & A40. Compatible also with Powershot A80, A70, A60, A40, A30, A20, A10.