Sigma AF 180mm F3.5 EX APO HSM Macro Specifications
2001 issue* (Err 99 - not compatible with Canon EOS bodies released since 2001)
Diagonal Angle of View:
Number of Aperture Blades:
Hyper Sonic Motor, internal focus mechanism with floating elements
LH 780-02 (bayonet mounted)
The lens came with tripod collar and features a focus limiter.
*A formerly available Photozone article also reported aperture control problems for EOS 30, 33, 1, 1N, 1V and D30.