The Profoto Acute/D4 Ring Flash Head is soft light source that encircles the lens and supports the camera via the included mount.

• Compatible With Acute and D4 Packs
• 4.0" Internal Diameter
• Soft, Shadowless Light
• Optional Reflectors
• Camera and Stand Mount
• Signature Catchlights

• Flash Type Circular flash tube with protective glass
• Compatibility Acute and D4 generators
• Capacity 2400W/s Up to 9,600W/s per minute
• Light Intensity Output
• At 2,400W/s at 6.6' (2.0 m) @ ISO 100
• f/32.6 without reflector
• f/22 with optional diffuser
• f/45.4 with optional Pro Ring Softlight Reflector
• f/45 with optional Pro Ring Close-Up Reflector
• f/22.1 with optional Pro Ring WideSoft Reflector
• Changeable Reflector Optional reflectors available
• Cable Length 13' (4.0 m)