Sekonic L-858D SpeedMaster Light Meter

The Sekonic L-858D SpeedMaster is the world’s first multi-function light meter engineered for both photographers and cinematographers requiring advanced flash and ambient measurement precision. This professional-grade meter features a 2.7-inch color touchscreen, incident and 1-degree spot metering with illuminated viewfinder, and an extended measuring range of -5 to 22.9 EV at ISO 100 (0.1 to 2,000,000 lux). The SpeedMaster excels at measuring flash duration including High Speed Sync (HSS) bursts, delivering critical exposure data for precision flash control in modern photography and motion production workflows.

• Measures flash duration and HSS bursts with high precision for accurate high-speed sync and action photography
• Extended measuring range from -5 to 22.9 EV enables reliable performance in extreme low-light conditions down to 0.1 lux
• Multi-brand wireless triggering compatibility via optional transmitter modules for Godox, Elinchrom, Phottix, PocketWizard, and broncolor systems
• 20+ measuring modes with incident and reflected metering for photo, video, and cinema applications
• Rugged all-weather design with sealed controls, colour touchscreen interface, and data transfer software support