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Candelas/square centimeter to Lumens/sq. cm/steradian Converter (cd/cm² to lm/(cm²·sr))

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1 Candela/square centimeter = 1 Lumen/sq. cm/steradian
1 cd/cm² = 1 lm/(cm²·sr) • 1 lm/(cm²·sr) = 1 cd/cm²
Candela/square centimeter to Lumen/sq. cm/steradian: One Candela/square centimeter is equal to 1 Lumen/sq. cm/steradian.
Certified Authority Value
1.00000000
lm/(cm²·sr)
Exact: 1 lm/(cm²·sr) ≡ 1 cd/cm²
cd/cm²
cd/cm²
Swap to Lumen/sq. cm/steradian to Candela/square centimeter
Swap to Lumen/sq. cm/steradian to Candela/square centimeter
lm/(cm²·sr)
lm/(cm²·sr) 1
Quick Values:
Conversion Formula
To convert Candela/square centimeter to Lumen/sq. cm/steradian, multiply by 1
cd/cm² × 1 = lm/(cm²·sr)

Calculation: 1 cd/cm² × 1 = 1 lm/(cm²·sr)

Common Candela/square centimeter to Lumen/sq. cm/steradian Calculations

Quick-lookup reference table showing calculated equivalents for standard increments between Candela/square centimeter (cd/cm²) and Lumen/sq. cm/steradian (lm/(cm²·sr)).

Tap any row to calculate
Candela/square centimeter to Lumen/sq. cm/steradian: Primary Direct Table (15 Steps)
Candela/square centimeter to Lumen/sq. cm/steradian Conversion Reference Table
Conversion & Equivalent Value Scientific Notation
0.001 cd/cm² 0.001 lm/(cm²·sr) 1 × 10⁻³
0.01 cd/cm² 0.01 lm/(cm²·sr) 1 × 10⁻²
0.1 cd/cm² 0.1 lm/(cm²·sr) 1 × 10⁻¹
0.5 cd/cm² 0.5 lm/(cm²·sr) 5 × 10⁻¹
1 cd/cm² 1 lm/(cm²·sr) 1 × 10⁰
2 cd/cm² 2 lm/(cm²·sr) 2 × 10⁰
5 cd/cm² 5 lm/(cm²·sr) 5 × 10⁰
10 cd/cm² 10 lm/(cm²·sr) 1 × 10¹
20 cd/cm² 20 lm/(cm²·sr) 2 × 10¹
25 cd/cm² 25 lm/(cm²·sr) 2.5 × 10¹
50 cd/cm² 50 lm/(cm²·sr) 5 × 10¹
100 cd/cm² 100 lm/(cm²·sr) 1 × 10²
250 cd/cm² 250 lm/(cm²·sr) 2.5 × 10²
500 cd/cm² 500 lm/(cm²·sr) 5 × 10²
1000 cd/cm² 1000 lm/(cm²·sr) 1 × 10³
Lumen/sq. cm/steradian to Candela/square centimeter: Reciprocal Summary
Lumen/sq. cm/steradian to Candela/square centimeter Conversion Reference Table
Reciprocal & Equivalent Value Scientific Notation
1 lm/(cm²·sr) 1 cd/cm² 1 × 10⁰
5 lm/(cm²·sr) 5 cd/cm² 5 × 10⁰
10 lm/(cm²·sr) 10 cd/cm² 1 × 10¹
50 lm/(cm²·sr) 50 cd/cm² 5 × 10¹
100 lm/(cm²·sr) 100 cd/cm² 1 × 10²
View Complete 15-Row Lumen/sq. cm/steradian to Candela/square centimeter Table

Real-World Context & Everyday Benchmarks

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To help contextualize these units in everyday life, science, and engineering, here are verified real-world reference points for Candela/square centimeter (cd/cm²) and Lumen/sq. cm/steradian (lm/(cm²·sr)):

Candela/square centimeter References:

  • Commercial cinema movie theater projection screen brightness 0.005 cd/cm²
  • Standard indoor office computer desktop monitor peak brightness 0.03 cd/cm²
  • High-end smartphone HDR screen peak outdoor sunlight brightness 0.15 cd/cm²
  • Clear blue daytime sky zenith ambient luminance 0.5 cd/cm²

Lumen/sq. cm/steradian References:

  • Commercial cinema movie theater projection screen brightness 0.005 lm/(cm²·sr)
  • Standard indoor office computer desktop monitor peak brightness 0.03 lm/(cm²·sr)
  • High-end smartphone HDR screen peak outdoor sunlight brightness 0.15 lm/(cm²·sr)
  • Clear blue daytime sky zenith ambient luminance 0.5 lm/(cm²·sr)

Tap any benchmark above to automatically calculate its exact equivalent in Lumen/sq. cm/steradian.

ISQ Dimension: [L⁻² J] Coherent SI Unit: candela per square meter (cd/m²) Photometry, Radiometry, Optics & Acoustics

How to Convert Candela/square centimeter to Lumen/sq. cm/steradian

Converting Candela/square centimeter (cd/cm²) to Lumen/sq. cm/steradian (lm/(cm²·sr)) is a core calculation in Luminance, which measures the photometric luminous intensity emitted or reflected per unit area in a given direction. Both units share an identical 1:1 scale equivalence within this physical measurement domain. They represent the exact same physical magnitude under different metrological designations or derived SI formulations (1 cd/cm² ≡ 1 lm/(cm²·sr)). Any quantity expressed in Candela/square centimeter translates directly to Lumen/sq. cm/steradian without mathematical scaling.

Direct Factor1 cd/cm² = 1 lm/(cm²·sr)
Inverse Ratio1 lm/(cm²·sr) = 1 cd/cm²
Conversion Scale1:1 Direct Dimensional Identity
First-Principles SI Derivation ProofNIST SP 811 / ISO 80000 Compliance

Mathematical Conversion Derivation via Coherent SI Base Unit

Under the International System of Quantities (ISQ), dimensional conversion between non-SI units is rigorously resolved by bridging through the coherent SI base unit (candela per square meter (cd/m²)) without arbitrary rounding:

Vtarget=Vsource×(ksource→SIktarget→SI)V_{\text{target}} = V_{\text{source}} \times \left( \frac{k_{\text{source} \to \text{SI}}}{k_{\text{target} \to \text{SI}}} \right)
Universal Dimensional Conversion Law (ISO 80000 / NIST SP 811)
1. Source SI Bridge (ksource):1 cd/cm² = 10000 candela per square meter (cd/m²)
2. Target SI Bridge (ktarget):1 lm/(cm²·sr) = 10000 candela per square meter (cd/m²)
Step-by-step substitution for Candela/square centimeter → Lumen/sq. cm/steradian:V(lm/(cm²·sr)) = V(cd/cm²) × ( 10000 / 10000 ) = V(cd/cm²) × 1
Mathematical FormulaValue in Lumen/sq. cm/steradian = Value in Candela/square centimeter × 1Direct computational formula applied for standard conversion.
Worked Example

Converting 36 cd/cm² yields an exact output of 36 lm/(cm²·sr) in Lumen/sq. cm/steradian. Under higher industrial throughput, 480 cd/cm² translates to 480 lm/(cm²·sr).

Inverse check: 1 lm/(cm²·sr) = 1 cd/cm².

Understanding Candela/square centimeter and Lumen/sq. cm/steradian

Candela/square centimeter

cd/cm²
Standard Unit

A Candela/square centimeter (cd/cm²) is a recognized unit for luminance.

Applications & Practical Context

In practical luminance terms, a commercial cinema movie theater projection screen brightness equals 0.005 cd/cm², a standard indoor office computer desktop monitor peak brightness equals 0.03 cd/cm², a high-end smartphone HDR screen peak outdoor sunlight brightness equals 0.15 cd/cm².

Physical Setup

A physical magnitude of 1 cd/cm² corresponds to 10000 cd/m² in standard SI measurement.

Conversion to SI Unit: candela per square meter (cd/m²)
1 cd/cm² = 10000 cd/m²

Lumen/sq. cm/steradian

lm/(cm²·sr)
Standard Unit

A Lumen/sq. cm/steradian (lm/(cm²·sr)) is a recognized unit for luminance.

Applications & Practical Context

In practical luminance terms, a commercial cinema movie theater projection screen brightness equals 0.005 lm/(cm²·sr), a standard indoor office computer desktop monitor peak brightness equals 0.03 lm/(cm²·sr), a high-end smartphone HDR screen peak outdoor sunlight brightness equals 0.15 lm/(cm²·sr).

Physical Setup

A physical magnitude of 1 lm/(cm²·sr) corresponds to 10000 cd/m² in standard SI measurement.

Conversion to SI Unit: candela per square meter (cd/m²)
1 lm/(cm²·sr) = 10000 cd/m²

Domain Metrology & Engineering Applications

Governing Law & Equation

Surface Photometric Radiance (L_v = d²Φ_v / (dA·cosθ·dΩ))

Measurement Instrumentation

Rigorously quantified in laboratory and field settings using narrow-angle spot luminance meters, imaging colorimeters, and spectroradiometers.

Primary Industry Sectors

Applied across OLED/LCD display brightness calibration (nits), road tunnel entrance lighting, avionics cockpit HUD readability, and highway signage legibility under international metrology standard ISO 80000-7:2019, CIE 018:2019.

Physical Orders of Magnitude & Laboratory Reference Benchmarks

Physical Phenomenon / Engineering ReferenceReference ValueConverted to Lumen/sq. cm/steradian
Commercial cinema movie theater projection screen brightness50 cd/m²50 lm/(cm²·sr)
Standard indoor office computer desktop monitor peak brightness300 cd/m²300 lm/(cm²·sr)
High-end smartphone HDR screen peak outdoor sunlight brightness1500 cd/m²1500 lm/(cm²·sr)
Clear blue daytime sky zenith ambient luminance5000 cd/m²5000 lm/(cm²·sr)
Institutional Metrology & Standard Authority:

Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-7:2019, CIE 018:2019 and the BIPM SI Brochure (9th Edition). Governed by Surface Photometric Radiance (L_v = d²Φ_v / (dA·cosθ·dΩ)) under ISO 80000 dimensional vector [L⁻² J].

Multi-Variable Engineering Bridge Display Brightness & Surface Emission

Surface Luminance to Total Luminous Intensity Bridge (Candela • Candlepower • Hefnerkerze • Millicandela • Kilocandela)

Calculate total directional luminous intensity I_v = L_v × A from emissive displays and optical diffusers, bridging surface luminance [L⁻² J] and luminous intensity [J] via aperture area (A).

I_v = L_v × A
Vector: [cd/m²] × [m²] → [cd]
Live Calculated Bridge Equivalent:
1 cd/cm² at 15.6" Laptop Display (0.067 m²) = 670 cd
Equals 683.4 cp • 741.69 HK • 69.814 carcel
SI Luminous Intensity
670
cd
Candela
Historical English
683.4
cp
Candlepower
German Standard
741.69
HK
Hefnerkerze
French Standard
69.814
carcel
Carcel Unit
Indicator LED
670000
mcd
Millicandela
Lighthouse Beacon
0.67
kcd
Kilocandela
  1. 1. Normalize Input to SI Base Unit (cd/m²):
    L_v = 1 cd/cm² × 10000 = 10000 cd/m²
  2. 2. Apply Engineering Parameter (A):
    Selected condition: 15.6" Laptop Display (0.067 m²) at A = 0.067 m²
  3. 3. Execute Governing Physical Law in SI Units:
    I_v = L_v × A = (10000 cd/m²) × (0.067 m²) = 670 cd
  4. 4. Convert to Standard Engineering Units:
    • cd: 670 × 1 = 670 cd (Candela) • cp: 670 × 1.02 = 683.4 cp (Candlepower) • HK: 670 × 1.107 = 741.69 HK (Hefnerkerze) • carcel: 670 × 0.1042 = 69.814 carcel (Carcel Unit) • mcd: 670 × 1000 = 670000 mcd (Millicandela) • kcd: 670 × 0.001 = 0.67 kcd (Kilocandela)
Explore Luminous Intensity Converter →
Engineering Substance / Operating Standard Parameter Value (m²) Reference State / Condition Typical Industrial & Engineering Application
6.1" Smartphone Screen (0.009 m²) 0.009 0.009 m² (90 cm²) OLED mobile display panel surface aperture
15.6" Laptop Display (0.067 m²) 0.067 0.067 m² (670 cm²) Commercial notebook IPS screen aperture
55" Ultra HD Television (0.834 m²) 0.834 0.834 m² (8,340 cm²) Living room 4K LED/OLED television surface
LED Replacement Bulb Frosted Lens (0.005 m²) 0.005 0.005 m² (50 cm²) Standard A19 household diffuser globe
Commercial Outdoor LED Billboard (18 m²) 18 18.0 m² (194 ft²) Highway electronic digital billboard face
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Frequently Asked Questions

There are exactly 1 lumens/sq. cm/steradian (lm/(cm²·sr)) in 1 candela/square centimeter (cd/cm²). To calculate larger amounts manually, simply multiply your total number of candelas/square centimeter by the conversion multiplier of 1.

The mathematical formula to convert candelas/square centimeter to lumens/sq. cm/steradian is: [value] * 1 = lumens/sq. cm/steradian. Rather than doing the math manually, you can use our high-precision online calculator to process this exact equation instantly without rounding errors.

To perform the reverse calculation from lumens/sq. cm/steradian back to candelas/square centimeter, you must divide your starting value by 1. Our bidirectional tool automatically computes this inverse equation the moment you type into the lumen/sq. cm/steradian input field.

1 Candela/square centimeter and 1 Lumen/sq. cm/steradian represent the exact same physical magnitude with an identical 1:1 conversion ratio.

Under standard international measurement guidelines, 1 Candela/square centimeter converts to 1 lumens/sq. cm/steradian. Precise numerical conversion factors ensure consistency across laboratory, engineering, and field data.

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