Funding for this research was provided by:
The University of Queensland
Article History
Received: 1 April 2022
Accepted: 17 July 2022
First Online: 24 August 2022
Declarations
:
: This work is exempt from ethics approval since it concerns mathematics of camera light projection, illustrated by facial images of consenting individuals in the authorship team.
: Permissions for facial image publication were obtained from the models and/or prior publishers, as stated in the figure captions and acknowledgements. The latter applies to cases where the images were drawn from other previously published works.
: The authors declare no competing interests.