How to Clean Your Digital SLR Camera - Mahalo.com. NIKON D7000 CAFE. ControlMyNikon. DxOMark by DxO Labs. NIKON D7000 CLUB. Nikon Digital. SLR Camera Simulator. With this camera simulator you can try different aperture and shutters to affect a photos light, depth and motion blur. Try also to change the camera's light sensitivity by manipulating its ISO value. A higher ISO value gives higher sensitivity to light, which allows faster shutter speeds. The disadvantage is that the picture is more grainy.
Aperture The Aperture function is to regulate the amount of light admitted through the lens. Shutter The camera's shutter regulates image exposure. ISO is short for International Organization for Standardization and tells the camera's light sensitivity. Light meter Most SLR cameras has a built-in light meter.