I spy (with my little eye)
The part of the eye that responds to movement.
What are the rods?
400 to 700 nanometers.
What is the visible light spectrum?
It is part of the scenery, but cast light.
What is a practical?
An early form of dimming, it used brass thickness to lower intensity.
What is a resistance dimmer?
1 foot of distance = 1 foot of width.
What is used to determine size of the projection?
They are more concentrated in the center of your field of vision.
What are the cones.
The cones in your eye respond to three main colors, the primary colors of light.
What is red, blue, and green?
By using a fan, silk, and colored lights.
How do we create a fire on stage?
The industry standard control signal used by most lighting equipment.
What is DMX 512?
The first kind of lenseless projector.
What is a Linnebach projector?
The cones in your eye respond to three main colors, the primary colors of light.
What is red, blue, and green?
Two colors opposite on the color wheel that mix to create white light.
What are complementary colors.
It has a green tint when it is used, so we must replicate that.
What is gaslight?
All electronic dimmers use this, it is based upon light amount through time.
What is the Gating Principle?
It uses multiple projections to create a sense of depth on stage.
What is aerial perspective?
It causes the image to reverse onto the optic nerve as it enters the eye.
What is the lens?
The most common type of color media used in the theatre is made of this.
What is saturated-polyester?
We install these when doing contemporary light interiors even though they are never functional.
What are light switches?
The first electrical dimmer, it was very dangerous to operate.
What is a salt water dimmer?
An effect caused when one side of a projection travels farther than the other.
What is keystoning?
Caused by the eyes inability to focus on both ends of the spectrum simultaneously.
What is chromatic aberration?
The percent of hue in a color.
What is color saturation?
The best form of stars on stage are created using this.
What is a fiber optic curtain or star drop?
The letters SCR stands for this.
What is a Silicon Controlled Rectifier
It combines the features of a projector with those of a moving light.
What is a Digital Video Projector?