Convert Candelas per square foot to Stilbs
Convert Candelas per square foot (cd/ft²) to Stilbs (sb) instantly and accurately.
Conversion Formula
sb = cd/ft² × 0.001076391042
About Candelas per square foot
The candela per square foot (cd/ft²) equals 1/0.09290304 cd/m² ≈ 10.76 cd/m². Used in US lighting engineering; an illuminated office ceiling panel has luminance ~4-8 cd/ft². The ANSI ergonomic limit for computer workstation background sources is ~340 cd/ft². 1 cd/ft² = 1/0.09290304 cd/m².
About Stilbs
The stilb (sb) equals 1 cd/cm² = 10⁴ cd/m². The CGS luminance unit. A candle flame has luminance ~0.5-0.6 sb; a frosted incandescent bulb ~10 sb; a xenon short-arc lamp up to 170 000 sb. Named from the Greek στίλβω (to glitter). Found in pre-1970 photometry texts. 1 sb = 10⁴ cd/m².
Quick Reference Table
| Candelas per square foot (cd/ft²) | Stilbs (sb) |
|---|---|
| 1 cd/ft² | 0.00107639 sb |
| 2 cd/ft² | 0.00215278 sb |
| 5 cd/ft² | 0.00538196 sb |
| 10 cd/ft² | 0.0107639 sb |
| 25 cd/ft² | 0.0269098 sb |
| 50 cd/ft² | 0.0538196 sb |
| 100 cd/ft² | 0.107639 sb |