What Is Bulb Mode

The bulb mode is basically a creative feature.

What is bulb mode.

What is shutter speed. A typical image to capture using this feature is one of star trails when the night sky is clear. Bulb mode is an exposure setting that is used when seeking to use a shutter speed of more than 30 seconds. The bulb mode known as time on canon is intended for exposure times that exceed the maximum predefined shutter speeds.

Generally this would be used in extremely low light situations such as taking photos of the night sky. One second one minute 17 minutes or anything else. In the early days of photography it took a long time to take a photo. It basically makes your camera function like a camera from 100 years ago when you had to squeeze a bulb to open the shutter and then release the bulb to close it.

This is a throwback from the first film cameras but it s still useful today. Bulb mode simply allows the photographer to take a picture for as long as the shutter is depressed that means pushed down not sad. The bulb setting abbreviated b on camera shutters is a momentary action mode that holds shutters open for as long as a photographer depresses the shutter release button. It allows shots to be taken that are minutes long rather than seconds.

You can use bulb mode by choosing manual mode or shutter priority then start scrolling your selector wheel all the way to the end of the shutter speeds. Bulb mode is a setting that refers to the shutter speed of your camera. In short think of bulb mode as time travel mode. The key with bulb mode is that your camera s shutter stays open for as long as you hold down the shutter release button.

The exposure ends when you lift your finger to release the button. If you ve turned the shutter speed dial on your camera past 30 seconds you might have noticed the strangely named bulb mode. Bulb mode is simply a shutter speed option that you can select in manual mode on your camera. It allows your shutter speed to be any length you choose.

This is 30 seconds in most cameras.