Technical data

10
Technical data
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10
10 Technical data
Operation Control ball and measurement key
Display Digital, LCD, 160 x 128 pixels, full graphics
Measuring geometry 0° / 45°, ring lens system
Light source Incandescent lamp, approx. 3000 K (DIN)
or approx. 2856 K (ANSI)
Receiver Si photodiode
Densitometric standard DIN 16536 Filter set 47B
ANSI Status T Filter set 47
DIN 16536 narrow band Interference filter set
CIE V (λ) filter
ANSI PH 2.18 Visual filter
(other filters on request)
Measuring range 0.00 D - 2.50 D
0.00 D - 2.20 D yellow (interference filter)
Reproducibility ± 0.01 D
± 1% for dot area
Linearity ± 0.01 D
± 1% for dot area
Interinstrument agreement ± 0.02 D
± 2% for dot area
Measuring aperture ∅ 3.6 mm
∅ 1.6 mm for tube repro
Calibration: Slope For density measurement
Zero Automatic
Polarization filter 2x linear (tube P)
Warm-up time None
Power supply Rechargeable battery, Ni-MH, rated 7.2 V, 1000 mAh
Rechargeable battery, Ni-Cd, rated 7.2 V, 600 mAh
Charging time Approx. 3 hours, automatic switching-off
Charge status Automatic monitoring and display
Data protection Lithium battery
Measurements per charge Approx. 6000 (Battery Ni-MH)
Approx. 4000 (Battery Ni-Cd)
Measuring time Approx. 0.8 seconds