The Canon EF 180/3.5L Macro USM lens is the longest macro lens made by Canon in the EF mount and is one of only two Canon macro lenses that are part of the L series. This lens is compatible with the Canon Extender EF teleconverters. Some of the features include:
- EF Mount L-Series Len
- Aperture Range: f/3.5-32
- True Macro 1:1 Magnification
- Ultra-low Dispersion Optical Elements
- Ultrasonic Autofocus Motor
- Manual Focus Override
- Focusing Range Limiter
- Removable, Rotatable Tripod Collar
- Minimum Focus Distance: 19″
- Fits EF1.4x II & EF2x II Extenders