Numico (Beijing) Technology Co., LtdIn January 2017, an agency agreement was officially signed with Spectrogon company.

Spectrogon, headquartered in Stockholm, Sweden, has been a component manufacturer specializing in coating technology since its establishment. It can provide customers with infrared filters in the 220nm-13um wavelength range at an economical price and with a complete range of products. The grating produced by the company has excellent cost-effectiveness and is therefore adopted by laser manufacturers.

Spectrogon products and services include the following categories:

Filter products:

We independently design and manufacture optical interference filters using the technology and design standards employed.

1. Bandpass Filters

2. Narrow Bandpass Filters

3. Longwave pass filters

4. Shortwave pass filters

5. Broad Bandpass Filters

6. Neutral Density Filters

Optical coating services:

We provide coating services ranging from 193nm to 20000nm thickness, including anti reflective coatings, high reflective coatings, laser diode coatings, and beam splitting coatings.

Window panel products:

1. Broad Band Anti Reflection (BBAR) Windows Ultra Wide Reflective Infrared Window

Holographic diffraction grating products:

In the fields of spectroscopy, long-distance communication, and high-speed laser systems, our rate diffraction gratings meet and exceed customer expectations

Concave gratings, Rowland type pulse compression gratings

2. Laser tuning gratings

3. Plane Gratings: Planar Diffraction Gratings

4. Concave gratings, Rowland type concave gratings