1、 Main purpose
Portable measuring and reading microscope is a type of optical metrology instrument, which has the characteristics of simple structure, convenient operation, and wide applicability. The main uses are as follows:
Measure hole spacing, groove width, slit indentation width, length, metal surface quality, fiber, fabric density, specimen, etc.
In addition, this instrument is particularly suitable for measuring the indentation size of various hardness tester tests.
2、 Lighting
This instrument adopts an advanced LED lighting system, which can be used in outdoor or on-site situations where lighting is inconvenient.
3、 Main technical parameters

Model number	JC-10	JC4-10
Instrument magnification factor	20×	40×
Eyepiece magnification	10×	10×
Objective magnification	2×	4×
Eyepiece micrometer (mm)	0～8	0~8
Field of view of eyepiece line (mm)	8.5	8.5
Effective measurement range (mm)	4	2
Minimum division value of eyepiece micrometer drum (mm)	0.01	0.01
Measurement accuracy (mm)	±0.01	±0.01