Sham Kien Yee:
Sigma 70-200 version 2.
Sham Kien Yee:
Sigma 70-200 version 2.
Sham Kien Yee:
Front element of the lens.
Sham Kien Yee:
Rear of the lens.
Sham Kien Yee:
Wear sign on the tripod collar
Sham Kien Yee:
With the hood on.