Hamamatsu Photonics
Hamamatsu Photonics K.K., commonly known as Hamamatsu, is a leading player in the electrical machinery and apparatus sector, specifically within the niche of optical sensors and devices. Headquartered in Japan, the company has established a significant presence in various regions, including Europe and North America. Founded in 1953, Hamamatsu has achieved numerous milestones, including pioneering advancements in photonics technology.
The company specialises in a diverse range of products, including photomultiplier tubes, CCD cameras, and light sources, which are renowned for their precision and reliability. Hamamatsu's commitment to innovation has positioned it as a market leader, serving industries such as medical diagnostics, scientific research, and industrial automation. With a strong reputation for quality and performance, Hamamatsu continues to drive advancements in photonics, making it a trusted name in the field.
+15 vs industry average
Hamamatsu Photonics’s score of 51 is higher than 64% of the industry. This can give you a sense of how well the company is doing compared to its peers.
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Industry Intensity
Electrical Machinery Manufacturing has below-average carbon intensity
Industry performance
The Electrical Machinery Manufacturing industry has reduced its overall emissions by 37% since 2019
Emissions trajectory 2020 – 2028
Reported emissions
Scope 3 accounts for ••• of total emissions.
Hamamatsu Photonics's reported carbon emissions
Hamamatsu Photonics (JP), operating within the electrical machinery and apparatus sector, has established clear greenhouse gas (GHG) emissions reduction targets. For the fiscal year 2025, the company reported total emissions of approximately 591,386,000 kg CO2e. This figure comprises approximately 6,003,000 kg CO2e for Scope 1, approximately 2,378,000 kg CO2e for Scope 2, and a substantial 583,005,000 kg CO2e for Scope 3 emissions. Looking at previous years, emissions for fiscal year 2024 were approximately 538,900,000 kg CO2e, and for fiscal year 2023, they stood at approximately 715,589,000 kg CO2e. In fiscal year 2022, total emissions were approximately 743,427,000 kg CO2e. Hamamatsu Photonics is committed to ambitious climate action, aligning with Science Based Targets initiative (SBTi) goals. The company has pledged to reduce absolute Scope 1 and 2 GHG emissions by 30% by FY2031, using FY2019 as the baseline. Furthermore, they aim to reduce absolute Scope 3 emissions from the use of sold products by 15% within the same timeframe. To foster supply chain decarbonisation, Hamamatsu Photonics is working towards ensuring that 76% of its suppliers, by spend covering purchased goods and services, will have science-based targets by FY2026. In summary, Hamamatsu Photonics is actively engaged in understanding and reducing its carbon footprint, with a strategic focus on both direct operations and its value chain.
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Hamamatsu Photonics’s Climate Goals (2030 & 2050)
No climate goals have been disclosed for Hamamatsu Photonics yet.
Scope 3 top emissions categories
No scope 3 category breakdown has been disclosed yet.
Climate initiatives

Science Based Targets Initiative

Carbon Disclosure Project
The Climate Pledge
UN Global Compact Climate Champions initiative
RE 100
Climate Action 100
Emissions comparison with industry peers
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