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JH-32 5M LED EFP visual chart light box, 2.5cm thickness
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Item#
JH-32
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Description
Product Abstract: | |||||||
This visual chart light box is made of high quality raw materials, all aspects of its performance are far beyond the traditional | |||||||
visual chart light box. | |||||||
Features: | |||||||
* Brightness is uniformity, light soft and comfortable | |||||||
* The charts are not easy to wear, and can maintain a long-term clear; | |||||||
* LED light, light stability; | |||||||
* Long life, portable, energy-saving and so on. | |||||||
* Aluminium alloy frame. | |||||||
Specification: | |||||||
Type of chart: | E F P...astigmatic chart,red and green chart | ||||||
Distance of testing: | 5m | ||||||
Size: | 92 x 28 x 2.5(cm) |
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