light meter

Thân thiện

A photographer checks the light meter on her camera.

Definition

Noun: A light meter is a piece of photographic equipment. Its primary function is to measure the intensity or brightness of light. This measurement helps photographers determine the correct camera settings (like shutter speed and aperture) for a properly exposed photograph.

Usage

The term "light meter" is used when discussing photography, cinematography, or any technical field requiring precise light measurement for image capture. - It is typically a handheld device or a built-in feature in a camera. - You use a light meter to read the light falling on a subject (incident light) or the light reflected from a subject (reflected light).

Examples

• Noun:
  • The photographer used a handheld light meter to get an accurate reading before taking the portrait.
  • Modern digital cameras have a built-in light meter that automatically suggests exposure settings.
  • For this studio shot, check the light meter to ensure the lighting is even across the set.

Advanced Usage

• "to take a light meter reading": The action of using the device to measure the light.
  • Always take a light meter reading from the subject's position for the most accurate exposure.

Variants and Related Words

• Exposure meter: A direct synonym for light meter.
• Photometer: A more general scientific term for an instrument that measures light intensity, which can include a light meter.

Synonyms

• Exposure meter
• Illuminance meter (in more technical contexts)

Related Phrases

• Metering the light: The process of using a light meter.
  • She spent a minute metering the light before setting up her shot.
• Incident light metering: Measuring the light falling onto the subject.
• Reflected light metering: Measuring the light bouncing off the subject.

Học thuật

Noun

1. photographic equipment that measures the intensity of light

Từ đồng nghĩa

• exposure meter
• photometer