A concave mirror reflects a real, inverted image of a light bulb filament onto the wall. Covering parts of the filament or mirror with an index card illustrates the nature of image formation under a ...

For most of us, mirrors are something we buy instead of build. However, [Unnecessary Automation] wanted to craft mirrors of his own for a custom telescope build. As it turns out, producing ...

A concave mirror projects the image of a lit candle. A hand or small metal sheet can be used to block parts of the candle or mirror to test knowledge of image formation. If you have any questions ...