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A twinkle bulb is a special type of light bulb which blinks on and off for decorative effect. They are most commonly used on Christmas lights and other string lights, but can also be used for other ornamental purposes like electric jack-o-lanterns for Halloween and replica traffic lights.
Luminaria is a term used in different parts of the world to describe various types of holiday lights, usually displayed during Christmas. In English, the term most commonly refers to a specific type of simple paper lantern made by placing a votive candle in some sand inside a paper bag . [ 1 ]
In visual perception, flicker is a human-visible change in luminance of an illuminated surface or light source which can be due to fluctuations of the light source itself, or due to external causes such as due to rapid fluctuations in the voltage of the power supply (power-line flicker) or incompatibility with an external dimmer.
A number of light sculptures feature in this elaborate display which surrounds a Nativity scene set in a basement garage. Lights are sometimes mounted on frames—typically metal for large lights and plastic for miniature ones. These were first used for public displays on lampposts, street lights, and telephone poles in cities and towns. For ...
Christmas is a holiday that holds different meanings for everyone who celebrates it! For some, it's all about reuniting with loved ones and exchanging Christmas gifts.For others, the joy comes ...
Velcro straps are an affordable, tried-and-true method of storing Christmas lights in an organized, space-conscious way. Parravani notes that Velcro straps are reusable and will last longer than ...
Temporal light artefacts (TLAs) are undesired effects in the visual perception of a human observer induced by temporal light modulations. Two well-known examples of such unwanted effects are flicker and stroboscopic effect. Flicker is a directly visible light modulation at relatively low frequencies (< 80 Hz) and small intensity modulation levels.
Learn about the history and meaning behind traditional Christmas colors: red, green, gold, white and purple. Experts explain their origins and significace.