Measuring Methods
- Incident light / Reflected light / Contrast measurement
- Flash (cord/noncord)
- Indication of ambient light share
- Calculation for multiple flash
- Programmable exposure correction
Sensor
- Silicon blue cell photodiode
Measuring Range
- EV –2.5 to +18 (with ISO 100/21°)
Repeatable Accuracy
Exposure Times
Aperture Stops
Measuring Range Flash
- f/1 to f/90 (with ISO 100/21°)
Flash Synch Speeds
- 1 to 1 /1000 including 1/90 s (measuring time)
CINE values
- 8 to 64 (including 25 and 30 TV)
Adjustable and Measurable Correction Values
Extension Factors
Film Speeds
Acceptance Angle for Reflected Light
Battery
- 1 x 1.5 V AA-type, battery condition indication
Accessories
- Case, neck strap, battery and operating instructions
Dimensions
Weight
- 3.35 oz. (without battery)
Electromagnetic Compatibility (EMC)
- The DFM 3 meets the Specifications 89/336/EWG dt. 01.01.1996