"The 52mm 250D Close-up Lens from Canon is for quick and easy close-up photography. The close-up lens is screwed on to the front of a lens like a filter. Close-up lens 250D has two achromatic elements to correct chromatic aberrations. It does not degrade the high optical performance of EF lenses.
EF 135mm f/2.8 with Softfocus
EF 35-80 4.0-5.6 III
EF 50mm f/2.5 Compact Macro
EF 55-200 4-5.6 USM
EF-S 60mm f/2.8 Macro USM
PowerShot A10, A20, A40, A510, A520, A540, A570 IS, A590 IS, A60, A70, A75, A80, A85, A95
Requires Conversion Lens Adapter LA-DC52 for attachment to PowerShot A20 & A10. Requires Conversion Lens Adapter LA-DC52B for attachment to PowerShot A30 & A40"