Lux to Phot Converter

How many Phots are in 1 Lux?

One Lux equals 0.0001 Phots. You can also write this as 1 Lux = 0.0001 Phots. Use the calculator to convert Lux to Phot instantly.

Use this Lux to Phot converter to change a value from Lux into Phot. Enter the measurement, review the result, and use the conversion when comparing values or checking a formula.

This conversion is useful when a measurement is recorded in Lux but a report, specification, or calculation requires Phot. The page includes the unit definitions, a worked example, and a conversion table for related units.

Use the result as a reference and check the displayed precision before copying it into technical or scientific work. The last digits may be rounded for readability.

Lux and Phot describe the same illuminance measurement in different units. Converting between them makes values easier to compare when different unit systems are used.

How to convert Lux to Phot (lx to ph)

To convert Lux to Phot, multiply by 0.0001. The formula is Lux × 0.0001 = Phot. See the example below.

1 Lux = 1 × 0.0001 = 0.0001 Phots

Lux is a unit of measurement for illuminance. One lux is equal to one lumen per square meter. The symbol for Lux is lx.

Phot is a unit of measurement for illuminance. One phot is equal to 10,000 lumen per square meter. The symbol for Phot is ph.

How to Use Lux to Phot Converter

Select Lux from the first dropdown and enter the value you want to convert.
Choose Phot in the second dropdown to set the target unit.
Review the converted value in the output field.
Check the displayed precision before using the result in another calculation.

For another result, change the input value or either selected unit. The conversion uses the unit definitions in the calculator and formats the result for display.

Example of Lux to Phot Conversion

Lux

Phot

0.0001

Frequently asked questions about Lux to Phot conversion

What does the Lux to Phot conversion show?

It shows the equivalent value of one unit in another unit, making it easier to compare measurements and check calculations across different scales.

When should I use a Lux to Phot converter?

Use it when you need to compare values, convert technical data, or switch between units used in different settings or systems.

Is this Lux to Phot calculator accurate?

It applies the conversion relationship used by the calculator and formats the result for display. Verify the shown precision when the value is used in technical or scientific work.

Lux to Phot Conversion Table

Lux [lx]	Phot [ph]	Description
1 Lux	0.0001 Phot	1 Lux = 0.0001 Phot
2 Lux	0.0002 Phot	2 Lux = 0.0002 Phot
3 Lux	0.0003 Phot	3 Lux = 0.0003 Phot
4 Lux	0.0004 Phot	4 Lux = 0.0004 Phot
5 Lux	0.0005 Phot	5 Lux = 0.0005 Phot
6 Lux	0.0006 Phot	6 Lux = 0.0006 Phot
7 Lux	0.0007 Phot	7 Lux = 0.0007 Phot
8 Lux	0.0008 Phot	8 Lux = 0.0008 Phot
9 Lux	0.0009 Phot	9 Lux = 0.0009 Phot
10 Lux	0.001 Phot	10 Lux = 0.001 Phot
100 Lux	0.01 Phot	100 Lux = 0.01 Phot
1000 Lux	0.1 Phot	1000 Lux = 0.1 Phot

Lux to Other Units Conversion Table

Conversion	Description
1 Lux = 1 Meter Candle	1 Lux in Meter Candle is equal to 1
1 Lux = 0.0001 Centimeter Candle	1 Lux in Centimeter Candle is equal to 0.0001
1 Lux = 0.092903039997495 Foot Candle	1 Lux in Foot Candle is equal to 0.092903039997495
1 Lux = 0.0001 Phot	1 Lux in Phot is equal to 0.0001
1 Lux = 1000 Nox	1 Lux in Nox is equal to 1000
1 Lux = 1 Candela Steradian/Square Meter	1 Lux in Candela Steradian/Square Meter is equal to 1
1 Lux = 1 Lumen/Square Meter	1 Lux in Lumen/Square Meter is equal to 1
1 Lux = 0.0001 Lumen/Square Centimeter	1 Lux in Lumen/Square Centimeter is equal to 0.0001
1 Lux = 0.092903039997495 Lumen/Square Foot	1 Lux in Lumen/Square Foot is equal to 0.092903039997495
1 Lux = 0.023225759999374 Flame	1 Lux in Flame is equal to 0.023225759999374
1 Lux = 1.4641288433382e-7 Watt/Square Centimeter	1 Lux in Watt/Square Centimeter is equal to 1.4641288433382e-7

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