Compatible with the following lenses:
- Sigma 14-24mm F2.8 DG HSM Canon Mount
- Sigma 14mm F1.8 DG HSM Canon Mount
- Tamron SP 15-30mm f/2.8 DI VC USD (A012) Canon Mount
- Tamron SP 15-30mm F/2.8 Di VC USD G2 Canon Mount
- Sigma 12-24mm F4 DG HSM Canon Mount
- Canon TS-E 17mm f/4L (vignetting at some parameter)
- Reduces light pollution.
- Space saving and lightweight design.
- Rear installation helps to avoid vignetting.
- Ultra low color cast.
- Made from tempered optical glass.
