Foot-Candle to Phot Converter
Convert foot-candles to phots instantly. Free, bidirectional, and fully in-browser.
About this tool
Foot-Candle to Phot Converter
Convert foot-candles to phots instantly. Free, bidirectional, and fully in-browser.
1 foot-candle equals 0.001076391042 phots — enter any foot-candle value to convert it to phots instantly. This Foot-Candle to Phot converter is a client-side tool: it applies a single multiplication (ph = fc × 0.001076391042) in your browser, updates the moment you type, and works in both directions — edit either field, or press swap, to convert phots back to foot-candles. A reference table lists common foot-candle values already converted, and nothing you enter is sent to a server.
How to use Foot-Candle to Phot Converter
- 1
Open Foot-Candle to Phot Converter on AltFTool — it loads instantly in your browser.
- 2
Type the value you want to convert into the Foot-Candle field.
- 3
Read the equivalent in phots in the result field, and copy it if needed.
- 4
Use the decimal-places slider for more or less precision, or press swap to convert phots to foot-candles.
Why use Foot-Candle to Phot Converter
Instant, both ways
The result updates as you type, and the swap button flips the conversion to phot → foot-candle without reloading.
Exact Illuminance math
The conversion uses the precise factor (ph = fc × 0.001076391042), so the number matches a manual calculation to the decimal places you choose.
Adjustable precision
A slider sets 0–10 decimal places, and very small or very large results switch to scientific notation instead of rounding to zero.
Private and free
Everything runs locally in your browser — no upload, no account, no limit on conversions.
Common use cases
- Converting a foot-candle measurement to phots for a spec, listing, or report.
- Checking foot-candle↔phot figures while comparing products, datasets, or documentation.
- Learning the foot-candle-to-phot relationship from the worked formula and the common-value table.
Frequently asked questions
How many phots are in a foot-candle?
One foot-candle is 0.001076391042 phots. Multiply the foot-candle value by 0.001076391042 to convert. For example, 10 fc = 0.01076391042 ph.
What is the formula to convert foot-candles to phots?
ph = fc × 0.001076391042. This tool applies it automatically and shows a worked example: 10 fc = 0.01076391042 ph.
Can it convert phots back to foot-candles?
Yes. Press the swap button, or type into the phot field, and the tool converts phots to foot-candles using the inverse of the same relationship.
Is the conversion accurate?
It uses the standard illuminance definition (ph = fc × 0.001076391042), not a rounded approximation, so results are exact to the number of decimal places you select.
Does this work offline and stay private?
Yes. The converter is a browser-side script with no network calls: your values are never uploaded, and once the page has loaded it keeps working without a connection.
Embed this tool on your site
Add the Foot-Candle to Phot Converter widget to your blog or website — free, responsive, no signup. Just keep the “Widget by AltFTool” credit link visible.
<iframe src="https://www.altftool.com/embed/widget/foot-candles-to-phots-converter"
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