Kyoritsu Electric DEF-4000 Flash tester (1~60 GN, 0 ~ +11.81 AV, 0.01~30 ms)
ModelDEF-4000
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Measuring ranges
Guide number: 1 to 60 GN
Aperture value AV: 0 to +11.81 AV
Flash duration time: 0.01 to 30 ms
Measuring accuracy: ±0.05EV
Power supply: AC100~240V (50/60Hz)/60VA
Dimensions: 130 (W) x 215 (H) x 300 (D) mm・5kg
External interface: USB
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