Final answer:
Glare projection in photography, such as using flash, allows for clear illumination without blurring; it is also used to energize lasers. Understanding flash glare and reflection angles is crucial for photography students to create quality images without distortions. Correcting flash glare is a valuable skill for photographers to learn and demonstrate.
Step-by-step explanation:
The purpose of deploying glare projection, such as using a flash in nighttime photography or for pumping energy into a laser, is to illuminate a subject or scene effectively and efficiently without introducing errors or distortions like blurring. For example, during World War II, flash glare was minimized in nighttime reconnaissance photos by using a brief flash to light up a large area without causing motion blur from the aircraft. In modern applications, intense flash lamps energize lasers quickly, allowing them to reemit the energy in a controlled fashion.
When taking photographs with a flash, to avoid flash glare, one must understand the angle of reflection. Properly reviewing and selecting flash glare photos help in demonstrating the effects of glare and how to correct them. This knowledge is useful for sharing with teachers and incorporating into photography portfolios.