Category Archives: Feedback

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Flash Duration of Norman ML400

Flash Duration of Norman ML400

Flash duration analysis for a Norman ML400 studio flash unit (400 Ws) at full charge followed by -1 and -2 f-stops.

Generated by the FDM-1T flash duration meter.

Standard visualization has been configured to show the luminous exposure (in lux-seconds) induced by the measured flash as an additional value at the bottom of the… Read More »

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Flash Duration of Nikon Speedlight SB-900

Flash Duration of Nikon Speedlight SB-900

Flash duration analysis for a Nikon Speedlight SB-900 flash unit: Measurement results for 8 f-stops (Full charge down to 1/128).

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy

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Flash Duration of Nikon Speedlight SB-910

Flash Duration of Nikon Speedlight SB-910

Flash duration analysis for a Nikon Speedlight SB-910 flash unit: Measurement results for 8 f-stops (Full charge down to 1/128).

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy

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Flash Duration of Paul C. Buff AlienBees B800

Flash Duration of Paul C. Buff AlienBees B800

Measurement result for a Paul C. Buff AlienBees B800 studio flash unit (320 Ws) with its shortest flash duration at full charge.

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy

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Flash Duration of Paul C. Buff Einstein E640

Flash Duration of Paul C. Buff Einstein E640

Flash duration analysis for a Paul C. Buff Einstein E640 studio flash unit (640 Ws): Measurement results for 9 f-stops (Full charge down to 2.5 Ws).

Generated by the FDM-1T flash duration meter.

➤  Courtesy of Douglas Hennessy