Sekonic Speedmaster L-858D-U is the world's first multi-function, multi-brand wireless triggering light meter. It is the first of its kind capable of measuring flash duration and brief flash bursts like you find from HSS (High Speed Sync) for precision flash control. The Sekonic L-858D-U has a retractable lumisphere that enables you to measure both flat and 3 dimensional objects. The 1° spot is perfect for landscape photographers and measuring the contrast of any scene. The first fully functional exposure meter to measure flash duration. Now know if your flash will freeze your subject. Accurately meter scenes lit by candlelight or get the right measurement for long-exposure night photography
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⚠️ WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects and/or other reproductive harm.
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