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Firmware Version 3.1.6 Available

This update addresses a few minor issues we have encountered in the FDM-1T firmware recently.

  • The sizes of image data and file in the result screenshot header are wrong.
  • Menu back behavior is faulty in case characteristic values remain unchanged.
  • Memory allocation for the configuration menus is incorrect.

Even though core functionality… Read More »

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Flash Duration of Elinchrom ELB 500 TTL in Normal Mode

Flash Duration of Elinchrom ELB 500 TTL in Normal Mode

Brightness-based measurement results for an Elinchrom ELB 500 TTL studio flash unit (500 Ws) in Normal Mode .

Power  settings: 0.1 and 6.3

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… Read More »

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Flash Duration of Elinchrom ELB 500 TTL in Action Mode

Flash Duration of Elinchrom ELB 500 TTL in Action Mode

Brightness-based measurement results for an Elinchrom ELB 500 TTL studio flash unit (500 Ws) in Action Mode .

Power  settings: 0.1 and 1.0

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… Read More »

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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 »