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  • Interior light
  • Large digital signage
  • LED Backlight
  • LED Lighting
  • On-Vehicle display
  • Special Lighting

【NEW】Luminance & Chromaticity Uniformity Analyzer UA-20C

High-resolution & High-speed measurement supports production lines analysis and evaluation for optical professionals.

Outline

Luminance/color uniformity instrument UA-20C is an imaging instrument that realizes high-precision evaluation with small/light weight.
Provides an SDK for external control as a specification that is optimal for the production process.

Features

■ High resolution measurement
• 24.5 megapixel CMOS camera
• 3 types of lens deformation (standard/wide angle/telescope)
■ Wide range brightness measurement
•  Standard: 0.01 – 50,000 cd/m2 / ND filter (optional): 5.0 – 500 million cd/m2
• Micro LED, Mini LED Device Assessment
■ Optimal specifications for the production process
• Small/lightweight (palm size)
• External control SDK provided as standard accessory
■ Analysis software
• Measurement/Analysis Application Software CI-100
• Features various View modes, measurement results display, and various evaluation and analysis functions

Principal use

■ Uniformity measurement of a various displays or backlight
■ Mura measurement of an automotive meter panel and interior/exterior lighting
■ AR/VR Mura measurement
■ Measurement of luminance and chromaticity uniformity of LED lighting and OLED lighting
■ Measurement of reflection and transmission characteristics of film, etc
■ Inspection and measurement on production line

Specifications

Model type UA-20CS / CW / CT
Photo detector 24.5 million-pixel CMOS Image sensor
Objective lens Standard type: UA-20CS Fixed focal lens f=35mm
Wide type : UA-20CW Fixed focal lens f=12mm
Telephoto type : UA-20CT Fixed focal lens f=50mm
Number of measurment point 5328×4608
Luminance masurement range 0.01 – 50,000cd/m2
Luminance linearity*1*2 ±2% (0.1 cd/m2 – ), ±3% (0.01 – 0.1 cd/m2)
Chromaticity accuracy*1*2 ±0.003 (0.1 cd/m2 – )
±0.007 (0.01 – 0.1 cd/m2)
In-plane unevennes
uniformity*1*3
luminance:±2%
Chromaticity:±0.003
Repeat characteristic*1 luminance:0.3%(2σ)
Chromaticity:0.002 *4
Measurement time*5 Fastest about 3 sec.
Stability luminance:±1%
Repeatability luminance:±2%
Temperature characteristic luminance : ±3% (reference : 20°C, 0 – 40°C)
Humidity characteristic luminance : ±3% (Humidity : 80% RH or lower, No condensation)
Interface Gig E
Outer Dimensions UA-20CS : 122.8×69.3×59.5mm
UA-20CW: 131.2×69.3×61.0mm
UA-20CT : 131.3×69.3×61.0mm
Weight UA-20CS: about 470g
UA-20CW: about 510g
UA-20CT: about 490g

*1 Standard illuminant A
*2 Evaluated on the center of the CMOS
*3 Reference: Center of the CMOS
*4 Max – Min value
*5 This value varies depending on conditions of use.

Measurement area

UA-20CS Measurement area

Measurement distance [mm] 300 400 500 1,000 1,500 2,000 2,500
Display size (inch) 6.0 7.9 9.8 19.5 29.3 39.1 48.9
Horizonal [mm] 115.3 151.0 187.7 375.4 563.1 750.8 938.5
Vertical [mm] 99.7 130.6 162.3 324.7 487.0 649.3 811.7

UA-20CW Measurement area

Measurement distance [mm] 250 400 500 1,000 1,500 2,000 2,500
Display size (inch) 14.9 22.8 28.5 57.0 85.5 114.0 142.5
Horizonal [mm] 285.6 438.0 547.5 1094.9 1642.4 2189.8 2737.3
Vertical [mm] 247.0 378.8 473.5 946.9 1420.4 1839.9 2367.4

UA-20CT Measurement area

Measurement distance [mm] 300 400 500 1,000 1,500 2,000 2,500
Display size (inch) 4.3 5.7 7.1 14.0 20.9 27.9 34.9
Horizonal [mm] 82.6 109.5 136.9 268.1 402.2 536.3 670.3
Vertical [mm] 71.5 94.7 118.4 231.9 347.9 463.8 579.8

* The measurement distance is from tip of objective lens to the measurement target.
* Abobe values are 90 % area of FOV.

Operating condition

OS Windows 10 Pro (64bit)
CPU Intel Core i7-11700 or higher
Memory 16GB or higher
HDD 500GB or higher
More than 3GB free space is necessary in the system drive (that is a drive where OS is installed).
If full size measurement is executed, data size of its result is about 3GB.
LAN Port Gigabit Ethernet 1port
Other DVD-ROM drive

*Microsoft and Windows are registered trademark of Microsoft Corp. in the US and other countries.
*Intel Core is a registered trademark or trademark of Intel Corporation in the US and other countries.
*All other company and product names listed in this sheet are trademarks or registered trademarks of their respective companies.

Accessories

■ ND filter : 1% / 0.01%
■ Tripod : Tripod5N

75-1, Hasunuma-cho, Itabashi-ku, Tokyo, 174-8580, Japan
TEL: +81-3-3558-2642, FAX: +81-3-5392-4992
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