narrow beam

Examples (10)

• The flashlight cast a narrow beam of light down the dark hallway.
• The security system uses a narrow beam of infrared light to detect movement.
• From the cliff, we could see the lighthouse's narrow beam sweeping across the sea.
• The scientist focused a narrow beam of electrons onto the sample.
• A narrow beam of sunlight broke through the clouds, illuminating a patch of the forest floor.
• Aim the narrow beam directly at the target for an accurate reading.
• My new bike light projects a surprisingly narrow beam, which is great for seeing far ahead.
• The barcode scanner works by reading the reflection from a narrow beam of red light.
• We will need a device that can emit a very narrow beam for this experiment to succeed.
• This model's narrow beam is more focused than the wide beam of the older version.