ISO: Collecting Light

ISO Collecting Light
To put it simply, the ISO you set on your camera affects the sensor’s sensitivity to light. ISO really relates to film, and on our digital cameras we technically have ISO equivalents. If you want all the big words and math related to it, read about film speed on Wikipedia.

ISO is an often ignored factor in achieving proper exposure. I find the following analogy helpful in understanding ISO: Continue reading “ISO: Collecting Light”

Shutter Speed: Take Control

sports-photography-baseball

Shutter Speed

Fast Shutter Speed

Let’s say you’re taking pictures at your friend’s second cousin’s kid’s best friend’s baseball game (when people see you have a nice camera, things like that happen).  This would be a great time to take advantage of your ability to control the shutter speed. Setting the shutter speed determines how long the shutter is open. The longer the shutter is open the more light comes through to reach the sensor. Continue reading “Shutter Speed: Take Control”

Understanding Aperture: the Key to Being Artistic

f/5.6 Aperture Example
f/5.6 Aperture Example
f/5.6 Aperture Example / Photo by Rachael Olson

People often ask me how to get a blurry background. Something about a blurry background makes people think “professional”.

First, if you want to sound cool, call it bokeh (pronounced: boke-uh), which means “haze” or “blur” in Japanese.

Next, you need to understand depth of field. This way, you don’t let in just enough light, but instead you control depth of field to achieve what you want artistically. Continue reading “Understanding Aperture: the Key to Being Artistic”