Apostilb, cyfrifiannell ar-lein, trawsnewidydd tabl trawsnewid
| Apostilb I Blondel | 1 |
| Apostilb I Bril | 10 000 000 |
| Apostilb I Candela-metr | 0.3183 |
| Apostilb I Candela-steradian fesul metr sgwâr | 0.3183 |
| Apostilb I Canol dydd yn yr haf gyda awyr glir | 3.18 * 10-6 |
| Apostilb I CentiCandela-metr | 3.18 * 10-5 |
| Apostilb I Diwrnod Gray | 0.000212 |
| Apostilb I Hanner dydd Cymylog yn yr haf | 2.65 * 10-5 |
| Apostilb I Lux (lwmen y metr ciwbig) | 0.3183 |
| Apostilb I Lwmen fesul centimetr sgwâr | 3.18 * 10-5 |
| Apostilb I Lwmen fesul modfedd sgwār | 0.000205 |
| Apostilb I Lwmen fesul troedfedd sgwâr | 0.029571 |
| Apostilb I MilliPhot | 0.03183 |
| Apostilb I Nit | 0.3183 |
| Apostilb I Nos heb lleuad | 318.3 |
| Apostilb I Noson gyda lleuad lawn | 1.5915 |
| Apostilb I Nox | 318.3 |
| Apostilb I Phot | 3.18 * 10-5 |
| Apostilb I Sgrin theatr movie | 0.003183 |
| Apostilb I Skot | 1 000 |
| Apostilb I Stilb | 3.18 * 10-5 |
| Apostilb I Traed cannwyll | 0.029571 |
| Apostilb I Troed-Lambert | 0.092907 |
| Apostilb I Watt fesul centimetr sgwâr ar 555 nm | 4.66 * 10-8 |