English 
Suomi 
Sony HVL-F28RM External Flash
Flash Head
| Guide Number | 91.9' / 28 m at ISO 100 (50 mm Position) |
|---|---|
| Coverage | Full-Frame 50 mm 24 mm (with Wide-Angle Adapter) |
| Bounce Head | 0 to +120° |
| Swivel Head | None |
| Flash Duration | 1/625 Second at Full Power |
| Recycle Time | Approx. 0.1 to 6.4 Seconds |
| Secondary Illumination | None |
Exposure Control
| Exposure Control | Sony ADI / P-TTL |
|---|---|
| Flash Modes | Hi-Speed Sync, Slow Sync |
| Power Range | 1/1 to 1/256 (Manual) |
Wireless
| Wireless Operation | Radio (TTL/Manual) Up to 114.8' / 35 m |
|---|---|
| Wireless Channels | 14 |
| Wireless Groups | 5 |
Power
| Internal Power | 2 x AA (Alkaline, NiMH) |
|---|---|
| External Power Pack Compatible | No |
General
| Mount | Shoe |
|---|---|
| Off-Camera Terminal | None |
| Dimensions (W x H x D) | 2.6 x 3.3 x 3.6" / 65.1 x 83.5 x 91.4 mm |
| Weight | 7.7 oz / 219 g |
Packaging Info
| Package Weight | 0.73 lb / 0.33 kg |
|---|---|
| Box Dimensions (LxWxH) | 6.5 x 3.9 x 3.1" |
