Something spooky in a dark room

COMM 1318 Photography students illustrated the story.

It doesn’t take much to get it right.  A darkened room, some Christmas lights strung on a back wall, and the right camera setting.

The photographic technique of creating a pleasing “blur” is called Bokeh.   Students in COMM 1318 Photography 1 practiced it recently and learned something about their cameras’ apertures while doing it.

In a crude comparison, the aperture acts a lot like the pupil of an eye.  The size of the “pupil” is measured as an f stop.  It affects how much light enters the camera and a photo’s depth of field.

A shallow depth of field means the jar, bucket, or pumpkin that’s closest to the camera is in focus but the lights on the back wall are blurred.   The shape of the lights take on the shape of the blades that surround the aperture inside the camera. 

Hold a piece of black construction paper with a shape cut out of it in front of the lens, and poof! 

One minute there are circles.   The next minute hearts are flowing out of a jar.  Another minute pumpkins or witch hats bubble out of a pumpkin bucket.

Happy Halloween!

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