Berlin Adlershof (cosine)

cosine Research B.V. is a Dutch space instrumentation and technology company headquartered in Leiden, Netherlands, operating from the Berlin Adlershof science park, developing scientific instruments, optical systems, and space technology components for Earth observation and science satellites. The company specialises in compact spectrometers, photonic sensors, and optical instrumentation for space applications, offering instrument design, development, and calibration services alongside space technology consulting for European and international space science and observation missions. cosine serves ESA, national space agencies, and scientific research institutions requiring custom-designed, high-performance optical and photonic instruments for space science, atmospheric monitoring, and remote sensing payloads.