BH Photo Video, Optics Planet, Sharper Image, and Amazon all
offer a variety of binoculars with an integrated camera included.
The magnification varies but can go up to 8 times.
In Alhazen's "Perspectiva," he integrated classical works on optics, particularly those of Euclid and Ptolemy. Alhazen built upon their theories and experiments to develop his own understanding of vision and light. His work was instrumental in advancing the field of optics beyond what the classical works had established.