Category Archives: Examples

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Flash Duration of Orlit Rovelight RT 601 HSS in Normal Mode

Flash Duration of Orlit Rovelight RT 601 HSS in Normal Mode

Flash duration analysis for an Orlit Rovelight RT 601 HSS studio flash unit and Normal Mode  settings of 9.0 for the longest flash, followed by 7.9-6.9-5.9-4.9-3.9-2.9-1.9 and finally 1.0 for the shortest pulse.

Generated by the FDM-1T flash duration meter.

For settings 3.9 and lower, measurement was triggered on the 2nd pulse. Measurement basis… Read More »

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Flash Duration of Orlit Rovelight RT 601 HSS in Freeze Mode

Flash Duration of Orlit Rovelight RT 601 HSS in Freeze Mode

Flash duration analysis for an Orlit Rovelight RT 601 HSS studio flash unit and Freeze Mode  settings of 9.0 for the longest flash, followed by 7.8-6.7-5.6-4.6-3.5-2.2 and finally 1.0 for the shortest pulse.

Generated by the FDM-1T flash duration meter.

Standard visualization has been configured to show the luminous exposure (in lux-seconds) induced by… Read More »

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Flash Duration of Dynalite Baja B4

Flash Duration of Dynalite Baja B4

Flash duration analysis for a Dynalite Baja B4 studio flash unit (400 Ws) at 50 Ws, 12 Ws and 6 Ws (corresponding to t-mode 0.4, 0.2 and 0.1, resp.).

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… Read More »

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Flash Duration of Godox TT685S

Flash Duration of Godox TT685S

Flash duration analysis for a Godox TT685S flash unit at 1/32, 1/64 and 1/128 of full charge.

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 screen.

➤  Courtesy of David… Read More »

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Flash Duration of Elinchrom ELB 400

Flash Duration of Elinchrom ELB 400

Measurement results for an Elinchrom ELB 400 studio flash unit (424 Ws).

Quadra HS Head at full charge (t0.1 [sec]): 1/187
Quadra Action Head at 140 Ws (t0.1 [sec]): 1/1713

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… Read More »