Acratech hardware is easy to use, lightweight, and finely machined.



The JavaScript Slideshow used on this site is provided by BarelyFitz Designs.



DxO Mark provides camera and lens test results and ratings as well as other information about imaging.



The Image Doctors (a trade-marked name) provide insight about how to improve your photographs.



Imatest makes software to test and refine your use of your cameras and lenses.



The Luminous Landscape provides a wealth of information about equipment, use of hardware and software, an aesthetic forum and much more.