全部商品分类
-
- 品牌精选
-
-
- 品牌精选
-
-
- 品牌精选
-
|
JEITA Test Chart VIII(8)(Ball Chart)
The size of the circles and the distance between the balls are stated as follows:
（1）Outer circle of the rings ：Radius 2/100h(2%)
（2）Inner circle of the rings ：Radius 1/100h(1%)
（3）The distance between the balls:
Horizontal direction 315KHz(approx. 2/25h)
Vertical direction 900Hz (approx. 1/14h)
Copyright ? 1998-2024深圳市天友利标准光源有限公司 旗下123仪器商城 版权所有
主要产品系列：色差计，色差仪，国产进口色差计，便携式色差计，手持式色差计，标准光源对色灯箱，分辨率测试卡，色卡
12317仪器诚信联盟核心成员 站点地图
