Guide Number
| ISO 100 | GN 42 * |
| * Firing angle of 75mm / standard light distribution / ISO 100 |
Illumination
| Flash compensation | +/‑ 5 EV / 1/3, 1/2 EV steps |
| Light intensity | 1/1 ‑ 1/128 / 1/3, 1/2 EV steps |
| Emission Period | Approx. 1/20000 ‑ 1/950 (M: 1/128 ‑ 1)s |
Firing Angle
| Standard | Covering field of view for focal length: 12mm (Micro Four Thirds) |
| Wide panel | Covering field of view for focal length: 7mm (Micro Four Thirds) |
Flash Modes
| Modes | TTL AUTO, AUTO, MANUAL, FP TTL AUTO, FP MANUAL, MULTI |
Bounce Angles
| Up / Down | 90° / 0° |
| Left / Right | 180° / 180° |
Wireless Flash Control
| Available when used together with cameras compatible with the Olympus wireless RC flash system. | |
| Modes | TTL, Manual, FP TTL, FP Manual, Off |
| Commander | Commander / Commander + Flash |
| Receiver | RCV (commander flash control) / X‑RCV (receiver control flash) |
| Maximum range | 30m / 98.4'' * |
| Frequency band | 2.4GHz |
| Number of channels | 15 channels (in the commander mode; with automatic channel setting function) |
| 3 groups (maximum number of unites: unlimited) | |
| Control modes | RC (commander flash control) / SL MANUAL (slave manual) |
| Number of channels | 15 channels |
| Group setting | 4 groups |
| * Measurements obtained from in‑house tests at Olympus, using new or fully charged batteries. Actual figures may vary depending on shooting conditions. |
LED Permanent Light
| Firing Angle | Approx. 77° |
| Illuminance | 100lux (at 1m) |
| Control mode | AUTO (depending on camera) |
| Manual (Full to 1/16, at 1EV steps) |
Power Supply
| Power source | 4 AA batteries |
| Recovery time | Approx. 2.5s (Alkaline batteries) |
| Approx. 1.5s (NiMH batteries) | |
| Flash battery durability | Max. 240 shots (Alkaline batteries) |
| Max. 280 shots (NiMH batteries) | |
| LED battery durability | Max. 1.8h (Alkaline batteries) |
| Charging completion indication | Beeping sound / LED blinking |
| * Measurements obtained from in‑house tests at Olympus, using new or fully charged batteries. Actual figures may vary depending on shooting conditions. |
Dimensions
| Width | 70.4mm |
| Height | 106.3mm |
| Depth | 100.2mm |
| - | |
| Weight | 303g (excluding batteries) |
Environment
| Humidity | 30 ‑ 90% operation humidity / 10 ‑ 90% storage humidity |
| Temperature | ‑10 ‑ 40°C Operating temperature / ‑20 ‑ 60°C storage temperature |
| Tough Features | Dust, splash and freezeproof |