Luminance meter - Topcon SC-777

Mechanical Specifications

Light receiving element

Silicon photodiode 3-element type (X2, Y, Z)

Measurement angle

2°/1°/0.2°/0.1° (switchable)

Measurement distance

350mm~∞ (from the front of the objective lens)

Minimum measuring diameter (mmΦ)

Measurement angle 2° φ10mm

Measurement angle 1° φ5mm

Measurement angle 0.2° φ1mm

Measurement angle 0.1° φ0.5mm

Measurement content

x, y, L (x, y: chromaticity coordinates, L: luminance) ±Δ u', v', L (u', v': chromaticity coordinates, L: luminance) ±Δ

X, Y, Z (X, Y, Z: tristimulus values) ±Δ Tc, duv, L (Tc: correlated color temperature, duv: deviation) ±Δ

CIE1976L*a*b* ΔEab*±Δ CIE1976L*u*v* ΔEuv*±Δ

Guaranteed accuracy range (cd/m2) (for standard light A)

2° 1 - 30,000cd/m2

1° 4 ? 120,000cd/m2

0.2° 100- 3,000,000cd/m2

0.1° 400 ? 12,000,000cd/m2

accuracy

Brightness 1: 1~5cd/m2: within ±4%

Brightness 2: 5cd/m2 or more: within ±2%

*When the measurement angle is 2°, during auto-range operation, light source A

Chromaticity 1: dx, dy: within ±0.002 (10 cd/m2 or more, standard light A)

Chromaticity 2: DX, DY: within ±0.01 (O-55, Y-48, A-73B, IRA-05, T-44)

dx, dy: within ±0.03 (R-61, B-46, V-44, G-54)

*In combination with standard light A 100cd/m2 and a colored glass filter

Repeatability

Brightness 1:1~5cd/m2: 1% or less

Brightness 2: 5cd/m2 or more: 0.5% or less

*When the measurement angle is 2°, 2σ, SLOW mode, auto range operation, light source A

Chromaticity 1:1~5cd/m2: Chromaticity x,y within 0.005

Chromaticity 2:5cd/m2 or more: Chromaticity x,y within 0.002

*When the measurement angle is 2°, SLOW mode, auto range operation, light source A

Measurement Range

Auto/Manual 5-step switching

Measurement time

Approximately 0.5 seconds in either FAST or SLOW mode

display

Dot matrix LCD display, 20 characters x 4 lines, with illumination function

Minimum Brightness Display

0.01cd/m2

interface

USB1.1/RS-232C switchable

power supply

Dedicated AC adapter (AC100V, 50/60Hz)

Power consumption

Approximately 2.5W

Terms of use

Temperature: 0°C to 40°C Humidity: 85% RH or less (no condensation)

Storage conditions

Temperature: -20°C to 60°C / Humidity: 85% RH or less (no condensation)

External dimensions

Approximately 325mm (length) x 120mm (width) x 162mm (height)

mass

Approximately 3 kg (main unit only)

Power supply DC12V 30W

Body W150 D370 H220

Attachments

Product Overview

Topcon SC-777 is a used Measuring Instruments ・ Instruments item handled by ASKINDEX Korea. This listing has sold, but you can ask about restock or a similar unit, and request a quote. You can also compare other used products from the same manufacturer (Topcon) and the same category (Measuring Instruments ・ Instruments).