KONICA MINOLTA LS-150/160 skaisčio matuokliai
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LS-150 ir LS-160 yra lengvi, kompaktiški skaisčio matuokliai skirti įvairioms skaistumo sąlygoms matuoti. Skirtingai nuo LS-100 ir LS-110, naujos kartos instrumentai siūlo patobulintas funkcijas ir patogumą. Šios priemonės užtikrina didesnį matavimo diapazoną ir pagerintą V (λ) koreliaciją.
Pagrindinės pritaikymo sritys:
- CRT, LED, ir EL skaisčio matavimas
- Kelių ir tunelių apšvietimo ryškumo matavimas
- geležinkelio signalų matavimas
- kelių ir oro uosto signalų matavimas
- lauko apšvietimo ir ženklų matavimas
- apšvietimo įrangos ir prietaisų matavimas
- mokslinių tyrimų ir bandymų matavimas
- įrenginių šviesumo matavimas
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Model
Luminance Meter LS-150
Luminance Meter LS-160
Type
SLR spot luminance meter for measuring light-source and surface brightness
Acceptance angle
1°
1/3°
Optical system
85mm f/2.8 lens; SLR viewing system
Angle of view
9°
Relative Spectral Response
Closely matches the CIE spectral luminous efficiency V (λ)
Standard
Din 5032 Part 7 Class-B
Receptor
Silicon photocell
Minimum measuring area
Ø 14.4 mm (1.3mm)
Ø 4.5 mm (0.4mm)
Minimum measuring distance
1012mm (213mm)
Measurement modes
Luminance; difference luminance; peak/valley luminance or luminance ratio
Response time
Auto: 0.7 to 4.3s.
Manual: 0.7 to 7.1s.
Luminance units
cd/m2 or fL (switchable in menu)
Measuring range
0.001 – 999,900 cd/m2
0.01 – 9,999,000 cd/m2
Accuracy
Lv ±2%+2digit (below 1cd/m2)
Lv ±2%+1digit (above 1cd/m2)
Lv ±2%+2digit (below 10cd/m2)
Lv ±2%+1digit (above 10cd/m2)
(Illuminant A measured at ambient temperature of 20 to 30°C/68 to 86°F)
Repeatability
Lv ±0.2%+1digit
Lv ±0.2%+1digit
(Measurement subject: Illuminant A)
Temperature / humidity drift
0 to 40℃, RH85% or less (at 35℃)with no condensation
Flare characteristic
1% or less
Polarization error
1% or less
Temperature dependence
0.2%/K or less
Calibration mode
Konica Minolta standard/user-selected standard (switchable)
Colour correction factor
Set by numerical input; range: 0.001 to 9.999
Reference luminance
10 ch; set by measurement or numerical input
Data memory
1000 Data
Display
External: Large multi digit LCD with backlight (with dimmer function) and additional indications
Viewfinder: 4 -digit LCD with LED backlight
Data communication
USB 2.0
Sync measurement
20 Hz to 400 Hz
Power source
Two AA size (1.5V) batteries, AC adapter (optional accessories) USB power bus
Operating temperature / humidity range
0 to 40°C, RH 85% or less (at 35°C) with no condensation
Storage temperature / humidity range
0 to 450C, RH85% or less (at 350C) with no condensation
Dimensions
71×214×154mm
Weight
850 g without battery
Standard accessories
Lens cap; Eyepiece cap; 2 AA-size batteries, Wrist wrap; Case, USB cable, Data management software CS-S20