Candle (Pentane) to Candle (International) Conversion

Convert between Candle (Pentane) and Candle (International) quickly and accurately.

From Candle (Pentane)

candle (pentane)

To Candle (International)

How to Convert Candle (Pentane) to Candle (International)

Conversion Formula

1 candle (pentane) = 1 c

1 c = 1 candle (pentane)

Example

Convert 15 candle (pentane) to c:

15 candle (pentane) = 15 × 1 c = 15 c

Unit Information

Learn about the luminous intensity units you're converting between

Candle (Pentane)

candle (pentane)

Definition

The Candle (Pentane) is a unit of luminous intensity based on the light output of a pentane lamp burning at a specific rate. It was used as a standard reference for luminous intensity measurements before the adoption of more precise international standards.

History/Origin

Developed as a standardized reference for luminous intensity based on the light output of a pentane lamp burning at a controlled rate. It provided a reproducible standard for photometric measurements before the establishment of the international candle standard.

Current Use

Primarily of historical interest, though may still be referenced in older photometric literature or standards. It has been largely replaced by the international candle standard for modern applications and scientific measurements.

Multiplier

Offset

Candle (International)

Definition

The Candle (International) is the SI base unit of luminous intensity, defined as the luminous intensity in a given direction of a source that emits monochromatic radiation of frequency 540×10¹² hertz and has a radiant intensity in that direction of 1/683 watt per steradian.

History/Origin

The international candle was established in 1948 as part of the International System of Units (SI). It replaced earlier candle standards and provides a precise, reproducible definition based on fundamental physical constants, ensuring consistency in light measurement worldwide.

Current Use

Widely used as the standard unit for measuring luminous intensity in scientific research, lighting design, and photometric applications. It is essential for calibrating light sources, designing lighting systems, and ensuring accurate light measurements in various industries.

Multiplier

Offset