
CX-300
The CX-300 is a full-sized Scanning Electron Microscope (SEM) designed for large-area analysis.
Manufacturer
COXEM
COXEM manufactures and provides Scanning Electron Microscope (SEM), the most widely used platform technology in Nano- Metrology of Nano-scale. As a partner of Nano-fusion technology that changes industrial condition in 21 century, COXEM tries to provide the best quality service. SEM is the precision instrument, can be used for analysing the shapes or constituents of microstructure materials in quantitative and qualitative. SEM is an essential instrument for development of basic science and an indispensable infra for technical innovation, used in chemistry, biology, material science as well as nano-materials and nano-biology.
CN Tech are the exclusive Coxem distributor for:
United Kingdom and Republic of Ireland.

Key Features
- Intuitive NanoStation5 GUI
- Easy and efficient operation
- Maximum magnification of 500,000x
- High-resolution imaging
- Can accommodate larger samples
- Ideal for a wide range of research and quality control applications
Specifications
Electron gun | Tungsten Filament(W) |
Spatial resolution | <3nm |
Magnification | 9x to 500,000x |
Accelerating voltage | 1 - 30kV |
Sample stage | X : 100mm, Y : 100mm, Z : 60mm, R : 360, T : 20 ~ 90º |
Detector | SE, BSE |
Vacuum mode | HV, LV(20Pa), VP(10, 20, 30Pa) |
Vacuum system | Turbo pump (300L) + Rotary pump (100L) |
Dimension (W × L × H) | 640(W) × 690(L) × 1,460(H)mm, 210kg |
Features | Panorama v2 Auto focus 1 Second auto brightness & contrast Auto start Signal mixing Triple display & Save Line profile Image filtering Annotation tool ChamberCam |
Data output format | JPG, TIFF, BMP |
Options | EBSD, STEM NaviCAM, Coolstage LV(20Pa), VP(10 / 20 / 30Pa) NanofiberScanner Scroll pump Air-protection module EDS (Oxford, Bruker) |
Downloads

CX-300 Overview

Coxem Product Catalogue
Service Support
Comprehensive repairs and servicing
Annual Support Programs
Your metrology instrumentation is a major investment that is critical to your business operation and success. In today’s competitive climate, it is more important than ever to extend the functionality and peak performance of your metrology equipment years beyond the expiration of your factory warranty. CN Tech’s Support Programs will help ensure that your investment is protected, and that you and your instrument’s are always operating at peak performance.
With over 20 years’ experience servicing and repairing you can be assured that your system is in safe hands. The independent services we offer include system relocation, maintenance visits, parts and consumables, and break down interventions.
CN Tech’s Support Programs are an economical way to guarantee optimal working condition:
- Annual Preventive Maintenance
- Priority Technical Assistance
- Preferred Parts Availability
- On-Site User Training
- Remote Diagnostics
- No surprise repair expense and much more!
Support Contact Example
An example of our service and support contracts are shown below:

Metrology & Instrumentation Annual Support Programs 2024/25
CN Tech's Support Programs will help ensure that your investment is protected, and that you and your instrument’s are always operating at peak performance.