The SB-28DX was the first of the "digital" flash units from Nikon, introduced with the Nikon D1 models, and basically a quick update to the SB-28 flash to support DSLRs. Note that the SB-28DX is D-TTL, not i-TTL, so it only works with older DSLRs.
- Guide Number (ISO 100 FX): 105 ft, 32m @ 28mm
- Weight: 11.8 ounces (335g)
- Power: 4 AA batteries, external
- Recycle Time (alkaline): 6.5 seconds
- Max Flash Duration: 1/830
- Lens Coverage: 18mm, 20mm, 24mm, 28mm, 35mm, 50mm, 70mm, 85mm
- 35mm film TTL support: Yes
- D-TTL DSLR support: Yes
- i-TTL (CLS) DSLR support: No
- Auto Aperture support: Yes
- Automatic Flash mode: Yes
- Manual Flash mode: Yes (7 levels)
- Head Tilt: Yes
- Head Rotate: Yes
- AF Assist: Yes
- High Speed Sync: Yes, Manual only
- Repeating Flash: Yes
- Modeling Light: No
- PC Sync socket: Yes
- LCD: Yes
- Foot style: Twist lock
- Flash Value lock: No
- Flash Color info: No
- Wireless CLS: No