每当执行精密工作时，Hastings Triplet测量放大镜是一个有价值的工具。Hastings玻璃镜片可调节个体焦点并提供平坦的无变形图像。透明体允许照明落在放大区域上。
The protective case (it's included) keeps the magnifier safe and damage-free, even in harsh work environments.
一般用途：
Measures radii from 1/16" to 3/8", angles in single degrees to 90°, 0.005" to 0.1mm scales, and line widths of .001", .002" and .003"
英寸秤：
措施¾“0.005”间隔
公制量表：
Measures 20mm in 0.1 mm intervals
Promractor规模：
Measures 360° degrees in single degrees
描述
Order #
焦距
Power
Diopers
Measuring Magnifier 7x
813435
1.5" (3.9cm)
7x.
28D.
General Purpose Scale
813436
英寸刻度
813437
Metric Scale
813438
Promractor规模
813439