X-Rite Dual-Color Sensitometer

Small and convenient, the 396 Dual-Color Sensitometer provides single-sided exposures and produces repeatable 21step exposures on film. Set the battery operated 396 to the proper exposure, place the film inside, then firmly press down on the cover. When you hear the beep, the exposure is complete.
- Exposure stability: ±.02 log exposure per year
- Unit-to-unit repeatability: ±.02 log exposure
- Power requirement: 9 volt alkaline battery (included) approx. 10,000   exposures/battery
- Light modulation: 21-step wedge, 0.15D per step
- Blue color peak wavelength: 455nm ± 10nm
- Green color peak wavelength: 512nm ± 10nm
- Designed and manufactured to comply with the calibration requirements   described in DIN V 6868-55