to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/2.0CC BY 2.0 Creative Commons Attribution 2.0 truetrue
Sigma 18-200mm F3.5-6.3 DC or Sigma DL-II 35-80mm F4-5.6 or Sigma DF EX Aspherical 28-70mm F2.8 or Sigma 24-60mm F2.8 EX DG or Sigma 55-200mm F4-5.6 DC