Overview:
- Canon Close-up lenses are 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 lenses 250D and 500D have two achromatic elements to correct chromatic aberrations.
- They do not degrade the high optical performance of EF lenses.
- Close-up lens 500 has only one element, making it more affordable.
The 250D is suited for lenses with a focal length anywhere from 30 to 135mm. The 500D and 500 are geared for lenses with a focal length anywhere from 70 to 300mm.
Specifications:
- Magnification........................ +4
- Rear Mount Diameter...................58mm
- Front Mount Diameter................................58mm
- Construction, Elements/Groups ............. Not Specified
- Lens Diameter......................................2.3" (60mm)
- Length .......................................0.4" (12mm)
- Weight ................................2.8 oz (79g)