Mirror, the best reflector. Prop up the mirror and white card at an angle to each other. In a dark room, shine the torch onto the mirror. The light reflected onto the card is almost as bright as the torch beam. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / DK IMAGES |
Bildgröße: | 2783 px × 3768 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |