A stepladder provided with a coupling frame in the shape of an equilateral triangle, a front support, a rear right support, a rear left support, and spread stoppers for stopping the front support, the rear right support, and the rear left support from spreading. The cameras are configured to produce images of sunlight reflected from multiple heliostats. Each fiber of the first network of fibers has a longitudinal axis generally disposed within the plane comprising the machine and cross-machine directions. A headrest support member extends from the back frame, a headrest being attached to an end of the headrest support member. The image is selected from a plurality of different images of the product taken under a plurality of different viewing environments and matches the viewing environment of the display on the user device.