SLR typically stands for Single-Lens Reflex.
In photography, an SLR camera uses a mirror and prism system that allows you to see exactly
what the lens will capture. When you press the shutter button, the mirror flips out of the way,
allowing light to hit the sensor or film.
Was there anything specific you wanted to know about SLRs? For example, are you interested
in:
● How they work in more detail?
● The difference between SLRs and DSLRs (Digital Single-Lens Reflex)?
● The advantages and disadvantages of using an SLR?
● Something else entirely?
Let me know what you're curious about!