Interactive explainer for how cameras and lenses work

<img width=“750” height=“449” src=“https://i2.wp.com/flowingdata.com/wp-content/uploads/2020/12/Cameras-and-lenses.png?fit=750%2C449&ssl=1" class=“attachment-medium size-medium wp-post-image” alt=“” loading=“lazy” srcset=“https://i2.wp.com/flowingdata.com/wp-content/uploads/2020/12/Cameras-and-lenses.png?w=1594&ssl=1 1594w, https://i2.wp.com/flowingdata.com/wp-content/uploads/2020/12/Cameras-and-lenses.png?resize=750%2C449&ssl=1 750w, https://i2.wp.com/flowingdata.com/wp-content/u …