Instruction manual
This manual explains how to install, operate, and maintain the Sigma EF-530 DG ST SA-STTL electronic flash. It covers battery installation, flash attachment to compatible Sigma SA/SD series cameras, TTL auto mode, manual mode, wide panel, and bounce flash functions.
The document also lists technical specifications such as guide number, power source options, recycling time, flash duration, weight and dimensions, and provides important safety warnings for proper use and storage.
| Type | Clip‑on type serial‑controlled TTL auto zoom electric flash |
|---|---|
| Guide Number | 53 (ISO 100/m, 105 mm head position) |
| Power Source | Four AA alkaline, Ni‑Cd or Ni‑MH batteries |
| Recycling Time (Alkaline) | about 6.0 sec |
| Number of Flashes (Alkaline) | about 220 flashes |
| Flash Duration | about 1/700 sec (full power) |
| Weight | 305 g / 110.8 oz |
| Dimensions | 77 mm W × 139 mm H × 117 mm L |
The guide number is 53 (ISO 100/m, 105 mm head position).
Recycling time is about 6.0 seconds with alkaline batteries.