Here is an image of the Sigma 17-40mm f1.8 lens attached to the Sigma BF camera body. This combination has a total weight of 981g / 2.16 lbs.
Sigma 17-40mm f1.8 is designed for APS-C / DX sensors format so it doesn't cover the Full frame sensor of the Sigma BF, thus provides an 35mm equivalent focal range of 25.5 - 60 mm when used in APS-C / DX mode.
What type of photography is this combination good for?
Sigma 17-40mm f1.8 and Sigma BF combination best suits for the photography types below:
| Photography Type |
Compatibility |
| Portrait | Very Good |
| Travel | Very Good |
| Street | Very Good |
| Wedding | Very Good |
| Walk Around | Very Good |
| Vlogging | Very Good |
| Landscape | Very Good |