Candela per square meter (nit) to Foot-lambert Converter
1 candela per square meter is about 0.291863508 foot-lamberts. Convert candelas per square meter (cd/m²) to foot-lamberts (fL) below: type a value and the result updates as you type.
cd/m² to fL calculator
Result
Candela per square meter (nit) to Foot-lambert conversion
1 cd/m² ≈ 0.291863508 fLone candela per square meter in foot-lamberts
1 fL ≈ 3.4262591 cd/m²one foot-lambert in candelas per square meter
Candela per square meter (nit) (cd/m²): SI unit of luminance, also called the nit. Screen brightness is given in cd/m² (nits).
Foot-lambert (fL): 1/π candela per square foot. Used for cinema screen brightness.
Source:Candela per square meter (nit): SI Brochure, 9th edition (BIPM, 2019); Foot-lambert: NIST Special Publication 811 (2008), Appendix B.8
How to convert candelas per square meter to foot-lamberts
To convert candelas per square meter to foot-lamberts, multiply the number of candelas per square meter by about 0.291863508.
Formula
fL = cd/m² × 0.291863508
The factor is rounded here. The calculator uses the exact value.
Examples
- 5 cd/m² = 5 × 0.291863508 ≈ 1.45931754 fL
- 25 cd/m² = 25 × 0.291863508 ≈ 7.296587699 fL
- 100 cd/m² = 100 × 0.291863508 ≈ 29.1863508 fL
Candela per square meter (nit) to Foot-lambert conversion table
| Candela per square meter (nit) (cd/m²) | Foot-lambert (fL) |
|---|---|
| 0.1 cd/m² | 0.0291863508 fL |
| 0.5 cd/m² | 0.145931754 fL |
| 1 cd/m² | 0.291863508 fL |
| 2 cd/m² | 0.5837270159 fL |
| 3 cd/m² | 0.8755905239 fL |
| 5 cd/m² | 1.45931754 fL |
| 10 cd/m² | 2.91863508 fL |
| 20 cd/m² | 5.837270159 fL |
| 25 cd/m² | 7.296587699 fL |
| 50 cd/m² | 14.5931754 fL |
| 100 cd/m² | 29.1863508 fL |
| 250 cd/m² | 72.96587699 fL |
| 500 cd/m² | 145.931754 fL |
| 1000 cd/m² | 291.863508 fL |
Values rounded to 10 significant digits where needed.
Frequently asked questions
- How many foot-lamberts are in one candela per square meter?
- One candela per square meter is about 0.291863508 foot-lamberts.
- How do I convert foot-lamberts to candelas per square meter?
- To convert foot-lamberts to candelas per square meter, multiply the number of foot-lamberts by about 3.4262591. The formula is cd/m² = fL × 3.4262591.
- Is this conversion exact?
- Yes. Both units have exact definitions, but the factor has more decimal places than can be shown, so displayed results are rounded. The calculator works with 50 significant digits before rounding.
- Which is larger, a candela per square meter or a foot-lambert?
- A foot-lambert is about 3.4262591 times larger than a candela per square meter. In other words, a candela per square meter is about 0.291863508 of a foot-lambert.