# Stelight Instrument

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/stelight-instrument

- Industry: Semiconductors
- Headquarters: Suzhou, China
- Website: www.semight.com
- Total disclosed funding: $16M
- Latest round: Series C (Apr 3, 2023)
- Investors on record: 16

## About

Based in Suzhou, China and established in 2017, Stelight Instrument is a semiconductor equipment and testing company which focuses on the research and development of optical communication test equipment. In 2018, the company launched a 10G optical sampling oscilloscope. In 2019, it launched a 6-channel SMU source meter and a 56G Baud PAM4 bit error meter. In 2020, Stelight Instrument released a 25G NRZ sampling oscilloscope. The company has cooperated with Nanjing University, Shanghai Jiao Tong University, Nanjing Institute of Advanced Laser Technology, Southeast University and Ningbo University Institute of Advanced Technology. It also has established a joint laboratory with the Suzhou Institute of Industrial Technology, Institute of Microelectronics, Chinese Academy of Sciences. As of 2023, Stelight Instrument has 139 national patents, including 38 invention patents. In April 2023, the firm raised a series C funding.

The company's products include high-end test instruments including high-speed BER, network tester, broadband sampling oscilloscope, high-precision wavelength meter, spectrometer, general-purpose digital source meter, as well as high-end test equipment such as high-speed optoelectronic hybrid ATE, laser chip aging machine, laser chip tester, silicon optical wafer tester, power chip tester and wafer aging machine. 10GBaud clock recovery module CR4201 is provided to sampling oscilloscope for eye diagram test.

## Funding rounds

- Series C, Apr 3, 2023 — SND Ventures Group, Haitong Innovation Capital Management, China Venture Capital, Bridge Capital, Suzhou Yongxin Fangzhou Investment, CAS Capital, Optics Valley Industrial Investment Fund Management, Heng Yi Tai, Yinlian Innovation Investment Fund Management (Beijing)
- Series B, Apr 1, 2022, $16M — China Fortune-Tech Capital, Xingcheng Capital, Beijing Huafeng Test & Control Technology Co.,Ltd.
- Series B, Sep 13, 2021 — SND Ventures Group
- Series A, Dec 29, 2020 — Xinding Guorui Capital
- Series A, Aug 6, 2019 — Addor Capital, Bridge Capital, Suzhou Hi-tech Fengqiao Emerging Industry Investment, Silicon Harbour

## Investors

- Addor Capital (https://capitalatlas.ai/funds/addor-capital) — Series A
- Bridge Capital (https://capitalatlas.ai/funds/bridge-capital) — Series A, Series C
- Suzhou Hi-tech Fengqiao Emerging Industry Investment — Series A
- Silicon Harbour (https://capitalatlas.ai/funds/silicon-harbour) — Series A
- Xinding Guorui Capital (https://capitalatlas.ai/funds/xinding-guorui-capital) — Series A
- SND Ventures Group (https://capitalatlas.ai/funds/snd-ventures-group) — Series B, Series C
- China Fortune-Tech Capital (https://capitalatlas.ai/funds/china-fortune-tech-capital) — Series B
- Xingcheng Capital (https://capitalatlas.ai/funds/xingcheng-capital) — Series B
- Beijing Huafeng Test & Control Technology Co.,Ltd. — Series B
- Haitong Innovation Capital Management (https://capitalatlas.ai/funds/haitong-innovation-capital-management) — Series C
- China Venture Capital (https://capitalatlas.ai/funds/china-venture-capital) — Series C
- Suzhou Yongxin Fangzhou Investment (https://capitalatlas.ai/funds/suzhou-yongxin-fangzhou-investment) — Series C
- CAS Capital — Series C
- Optics Valley Industrial Investment Fund Management (https://capitalatlas.ai/funds/optics-valley-industrial-investment-fund-management) — Series C
- Heng Yi Tai — Series C
- Yinlian Innovation Investment Fund Management (Beijing) — Series C