High-performance spectrophotometers for outstanding
spectral measurements of optical coatings
We design and build exceptional broadband spectrophotometers for transmission and reflection measurement on virtually any type of optical sample you can imagine
NEW !!! Broadband Transmittance Measurement of Cutting-edge Coatings
PHOTON RT 0420 Ultra Spectrophotometer
Deliver ultimate performance in optical coating quality inspection, covering ultra-narrow bandpass filters, edge filters with steep slopes, notch filters, and high optical density coatings
Transmittance and Reflectance Measurement of Flat Optics with Variable Angle and Polarization Control
PHOTON RT Spectrophotometers
World's first and the ultimate UV-VIS-MWIR spectrophotometer, precisely engineered for optical coaters
Long-Wave Infrared (LWIR) Measurement for Plano Optics and Prisms
PHOTON RT 7514 Spectrophotometers
The instrument allows measuring the transmission and reflection of coatings designed for LWIR
UV-NIR Transmittance and Reflectance Measurement of Lenses and Multi-lens Assemblies
Linza 150 Spectrophotometers
The world's only spectrophotometer for characterizing coatings on lenses and lens assemblies
Mid-wave Infrared (MWIR) Spectral Measurements of Lenses and Multi-lens Assemblies
Linza 2752 Spectrophotometers
The Unique instrument for MWIR on-axis transmission measurement of lenses and lens assemblies
News
All news
22.08.2025
EssentOptics is proud to announce a new partnership with InnovoTechX, which has been appointed as our distributor for Australia and New Zealand.
01.05.2025
EssentOptics joins laser and optical experts at OCLA 2025 in Vilnius, Lithuania.
11.02.2025
The latest PHOTON RT technology delivers revolutionary speed and accuracy in measuring the diffraction efficiency and polarization response of all grating types, unlocking new possibilities for quality control.
16.08.2024
Photon RT 0420 Ultra Spectrophotometer Named Gold Honoree by Laser Focus World 2024 Innovators Award
03.05.2024
EssentOptics displays the newest PHOTON RT 0420 Ultra spectrophotometer at Optatec 2024 addressing the longstanding challenge of characterizing high-performance multilayer optical coatings for cutting-edge applications.
What makes us different
We have our own production technology well down to the key components - spectrometers and monochromators. As a result, we can easily adapt our solutions to the individual requirements of our customers allowing us to be more flexible in implementing responsible projects.
Our instruments combine original technical and optical solutions, high meassurement accuracy and long-term reliable operation, providing our customers with a real competitive advantage.