Portable Colour Measurement Instruments 3NH YS4560 45/0 Geometry For Visual Observations
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45/0 geometry colour measurement instruments 3NH YS4560 portable spectrophotometer for visual observations YS4560 Advanced Spectrophotometer uses 45/0 (45 degree ring illumination, 0 degree reception) geometric optical structure in accordance with CIE No. ......
Shenzhen ThreeNH Technology Co., Ltd.
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