What Labsphere does

Labsphere, Inc. is a US-based photonics instrumentation company founded in 1979 and headquartered in North Sutton, New Hampshire, operating as a wholly-owned subsidiary of Halma PLC (FTSE 100). The company designs, manufactures, and sells light measurement and optical calibration solutions spanning UV-VIS-NIR-MIR wavelengths, with core offerings in integrating spheres, CDS spectrometers, uniform light sources (HELIOS, illumia), laser power measurement systems (LPMS), and proprietary diffuse reflectance materials and coatings (Spectralon, Spectraflect, Permaflect, Infragold, Zenith Polymer, Spectrablack). Its products underpin regulated testing, sensor calibration, and R&D workflows across aerospace and defense (notably satellite remote sensing via the FLARE vicarious calibration network), automotive/ADAS (LIDAR and Time-of-Flight target calibration), image sensors, cosmetic SPF/UPF testing (UV3000 series), industrial photonics, lighting, medical/lifescience, telecommunications, and consumer electronics. The company also operates an NVLAP ISO 17025-accredited calibration laboratory (Lab Code 200951-0) providing NIST-traceable standards.

Labsphere generates revenue through four streams: (1) hardware sales of instruments and systems ranging from $295 software licenses to $29,345 spectrometers, with most products quote-based and configurable, (2) NVLAP-accredited calibration services, (3) OEM and custom engineering solutions for tailored measurement systems and laser cavities, and (4) sales of proprietary diffuse reflectance materials and coatings as both standards and consumables. Go-to-market is primarily direct enterprise field sales supplemented by a global Partner Portal and dealer network, with a dedicated China site (labsphere.com.cn) for domestic support. In April 2024, International Light Technologies (ILT) merged into Labsphere under Halma PLC, adding illuminant sources, scientific light sources, specialty/customized LED lighting, and additional calibration capabilities while retaining the ILT brand as a division. The combined entity positions itself as the industry's most comprehensive spectral source and light measurement provider with 90+ years of combined expertise. Labsphere employs 51-100 people and co-develops technology with NIST, including the 6-port SPHERE accelerated weathering system.

The company's strategic emphasis is on regulated, standards-driven niches (FDA, ISO, AATCC, LM-79) where its NIST-traceable accreditation and proprietary materials create high switching costs. Recent product cadence (UV3000S in March 2025, UV3000F in May 2025, LPMS and LPMS-200M in November 2024, UV3000S automated sample stage in March 2026) reflects a push into adjacent verticals — HEVIS cosmetics, textile UPF, VCSEL/LIDAR automotive sensing — alongside ecosystem buildout around installed instruments via automation, software, and consumables.

Name

Labsphere

Legal name

Labsphere, Inc.

Website

https://labsphere.com

Company type

Private

Founded year

1979

Operating status

Operating

Headcount range

51–100 employees

Short description

Labsphere designs and manufactures light measurement instruments, integrating spheres, spectrometers, and proprietary diffuse reflectance materials for aerospace, automotive, cosmetics, lighting, medical, and industrial photonics customers, operating as a Halma PLC subsidiary with NVLAP-accredited NIST-traceable calibration services.

Ownership category

akta.pro rank

Product category

Light Measurement and Photonics Instrumentation

NAICS

Analytical Laboratory Instrument Manufacturing (334516), Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515), Testing Laboratories and Services (54138)

SIC

Optical Instruments & Lenses (3827), Laboratory Analytical Instruments (3826), Industrial Instruments For Measurement, Display, And Control (3823), Services-Testing Laboratories (8734)

akta.pro primary industry

Metrology, Calibration & Testing Equipment (Balances, pH/DO, Standards) (HLAGAIAL)

akta.pro secondary industries

Calibration Services & Standards (Calibration labs, reference standards, traceability services) (IMAGAFAH), Machine Vision & Optical Sensing (Cameras, 3D vision, LiDAR, illumination) (IMAGAFAB)

Keywords

• Light measurement instruments
• Photonics instrumentation
• Integrating sphere systems
• Diffuse reflectance materials
• Optical calibration services

Headquarters

HQ city

North Sutton

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Technology or R&D, Supply Chain, Operations, Marketing or Sales, Infrastructure

Revenue model

1. Light Measurement Instruments and Systems: Sale of integrating spheres, spectrometers, laser power measurement systems, reflectance measurement systems, and UV SPF/UPF analyzers. Products range from $295 software to $29,345 spectrometers.
2. Calibration Services: NIST-traceable calibration services for reflectance standards, lamp standards, and measurement systems. NVLAP accredited laboratory (Lab Code 200951-0).
3. OEM and Custom Solutions: Custom engineering and manufacturing services for OEM customers including modified existing products and completely new designs tailored to specifications.
4. Diffuse Reflectance Materials and Coatings: Sale of proprietary coating materials including Spectralon, Spectraflect, Permaflect, Infragold, and Zenith Polymer for light measurement applications.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Labsphere designs, manufactures, and sells precision light measurement and photonics products, including integrating sphere systems, spectrometers, laser power measurement devices, diffuse reflectance materials and coatings, and UV SPF/UPF test instruments. The company also provides NIST-traceable ISO 17025 accredited calibration services and OEM/custom engineering for light measurement applications across UV-VIS-NIR-MIR wavelengths.

Product overview

Labsphere is a global leader in light measurement and photonics solutions, operating as a platform company offering integrated measurement systems, diffuse reflectance materials, and OEM/custom capabilities. The product portfolio centers on five interconnected areas: (1) Light Measurement Systems including illumia plus 2, illumiaPro3, and HELIOSPlus integrating sphere spectroradiometers for total spectral flux, luminous flux, and color characterization; (2) Reflectance Materials featuring proprietary Spectralon (sintered PTFE) with >99% reflectance, Zenith Polymer diffusers, Permaflect coatings, and Spectraflect/Infragold coatings for calibration standards and targets; (3) Laser Power Measurement Products including LPMS spheres and sensors for VCSEL/LIDAR applications; (4) UV Protection Testing instruments (UV3000S/F series) for SPF/UPF testing in cosmetics and textiles; and (5) FLARE vicarious calibration network for satellite sensor calibration. The company also provides extensive OEM capabilities, custom coating services, and ISO 17025 accredited calibration. The April 2024 merger with International Light Technologies expanded the portfolio to include illuminant sources and calibration services, bringing over 90 years of combined expertise.

Differentiator

Problem solved

Functional benefit

Brands

• FLARE: FLARE (Fiber-coupled Light Area Reference Experiment) is Labsphere's vicarious calibration network for remote sensing applications, providing sensor calibration solutions.

Products and services

• LPMS Laser Power Measurement Spheres and Sensors Integrating sphere-based laser power measurement systems designed for VCSEL, LIDAR, and facial recognition applications, measuring continuous wave and pulsed laser power, spectrum, and temporal pulse shape.
• LPMS-200M 200 MHz High Speed Pulsed Laser Power Detection System High-speed pulsed laser power detection system designed for 200 MHz applications requiring rapid power measurements.
• Optical Power Meters Optical power measurement devices that complement laser power measurement spheres for complete power measurement solutions.
• Pulsed Laser Power Measurement Systems Systems specifically designed for accurate measurement of pulsed laser power across various wavelengths and power levels.
• Laser Power Measurement Spheres Standalone integrating spheres for collecting total radiant power from highly divergent sources including laser diodes and collimated laser beams.
• Reflectance and Transmittance Measurement Systems Complete systems for assessing optical properties of materials including coatings, optical devices, and material science applications.
• CDS Spectrometers Multi-channel spectral analyzers for real-time spectral analysis providing radiometric, photometric, and color characteristics across UV-VIS-NIR wavelengths.
• Spectralon Diffuse Reflectance Standards High-performance Lambertian reflectance standards with >99% reflectance from 400-1500nm and >95% from 250-2500nm, available in 2%-99% reflectance values.
• UV3000S Ultraviolet Cosmetics SPF Test Instrument In vitro SPF test instrument for cosmetics and sun care products with extended HEVIS testing capabilities and compliance with 'very high, 50 or higher SPF' labeling methods.
• UV3000F Ultraviolet Fabric UPF Test Instrument Fabric UPF test instrument achieving instantaneous protection factor values with one-touch five-second analysis per AATCC TM183 and other international standards.
• General Purpose Integrating Spheres Versatile integrating spheres in 1-6 inch sizes with Spectralon, Spectraflect, or Infragold coatings for various light measurement and source applications.
• Integrating Spheres for Lighting Measurement 3 meter to 3 inch diameter spheres designed for total and forward flux measurement of LEDs, lamps, and other light sources.
• Spectralon Diffuse Reflectance Material Chemically inert sintered PTFE material with >99% diffuse reflectance from 400-1500nm, used for manufacturing reflectance targets and standards.
• Spectralon Diffuse Reflectance Targets Durable reflectance panels for laboratory and field applications up to 24x24 inches, with unequalled Lambertian reflectance from 250-2500nm.
• Spectrablack Ultralow Reflectance Material Microporous light absorbing material with typical spectral reflectance of 1.6% or less from 250-2500nm, designed for LIDAR and ToF system testing.
• illumia plus 2 Integrating Sphere Spectroradiometers Complete lamp and fixture test systems for total spectral flux, luminous flux, and color measurements using integrating sphere technology.
• illumiaPro3 LED Characterization Systems High-performance VIS-NIR LED characterization system for comprehensive optical and electrical testing of LED products.
• HELIOSPlus Uniform Light Source Systems Uniform radiance source systems with filter wheel assemblies for simulating various spectral conditions in imaging and sensor testing.
• FLARE Vicarious Calibration Network On-ground calibration system using solar diffuser technology for vicarious calibration of satellite imaging systems during flight.
• Calibration Services ISO 17025:2017 accredited calibration laboratory (NVLAP Lab Code 200951-0) providing NIST-traceable calibrations for optical measurement equipment including reflectance standards, lamp standards, and measurement systems.
• MiniStar Uniform Illuminator Compact uniform light source for testing architectural glass and other applications requiring consistent illumination.

Quantifiable outcome

• Spectralon reflectance generally >99% over 400-1500nm and >95% from 250-2500nm
• +3 more outcomes

Named customers6 records

Segments10 records

Ideal customer profiles6 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Two partnerships are on record, tiered core and major.

• International Light Technologies (ILT)coreStrategic or Co-development PartnerInternational Light Technologies merged with Labsphere in April 2024, becoming a division of Labsphere while maintaining its name and brand. The combination brings together over 90 years of combined expertise in illuminant sources, measurement equipment, calibration capabilities, and reflectance materials, creating the industry's most comprehensive spectral source and light measurement provider.
• NIST (National Institute of Standards and Technology)majorStrategic or Co-development PartnerNIST collaborated with Labsphere on 6-port SPHERE technology development for accelerated laboratory weathering testing. NIST developed and validated the technology with design transferred to Labsphere for commercialization. NIST is engaging industry partners, standards organizations, and end users to promote adoption for new standards in accelerated weathering testing.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Newport Corporation (MKS Instruments): Newport (now part of MKS Instruments) is a major broad-line photonics and optical instruments supplier offering light sources, detectors, spectrometers, and motion control. Comparable to Labsphere as a direct competitor in integrating spheres, light measurement, and laser power measurement for research and industrial customers, but with a much broader product portfolio.
• Konica Minolta Sensing: Konica Minolta Sensing is a major light and color measurement division of Konica Minolta offering spectroradiometers, lux meters, and display measurement instruments. Competes with Labsphere's integrating sphere spectroradiometers and lighting measurement products, particularly for LM-79 testing and LED characterization.
• Edmund Optics: Edmund Optics is a leading supplier of optical components including integrating spheres, reflectance standards, and imaging optics. Adjacent competitor to Labsphere with broader optics catalog, overlapping in integrating spheres, calibration targets, and OEM optical assemblies.

Direct peers

• Gigahertz-Optik: Gigahertz-Optik manufactures light measurement instruments including integrating spheres, spectroradiometers, and UV radiometers. Direct competitor to Labsphere's illumia spectroradiometers, HELIOS uniform light sources, and UV measurement products for lighting and photobiology applications.
• Avantes: Avantes produces fiber-optic spectrometers and light measurement systems for UV-VIS-NIR applications. Direct competitor to Labsphere's CDS spectrometer line, particularly serving OEM and research customers with similar modular spectroscopy architectures.
• SphereOptics: SphereOptics is a reflectance materials and integrating sphere supplier (acquired by Labsphere in 2010 and later separated). Direct historical competitor to Labsphere in diffuse reflectance targets and integrating spheres, particularly for European customers in remote sensing and machine vision.
• Gentec Electro-Optics (Gentec-EO): Gentec-EO specializes in laser power and energy measurement instruments including thermopile and photodiode detectors. Direct competitor to Labsphere's LPMS laser power measurement spheres and pulsed laser power measurement systems, especially for industrial laser applications.
• Ocean Insight (formerly Ocean Optics): Ocean Insight is a leading manufacturer of compact spectrometers and fiber-optic sensing solutions. Direct competitor to Labsphere's CDS spectrometer line and reflectance spectroscopy accessories, particularly in UV-VIS-NIR spectroscopy and OEM integration.
• Thorlabs: Thorlabs is a vertically integrated photonics supplier offering optics, lasers, detectors, spectrometers, and integrating spheres. Direct competitor to Labsphere in light measurement and calibration products, particularly for research and OEM customers, with overlapping product lines in integrating spheres and optical power meters.

Emerging players

• StellarNet: StellarNet manufactures compact CCD-array spectrometers and light measurement systems for UV-VIS-NIR applications. Comparable to Labsphere's CDS spectrometers and reflectance measurement accessories, with focus on portable and OEM spectroscopy applications.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/labsphere
• YouTubeyoutube.com/user/Labsphere
• Facebookfacebook.com/102746426444269
• LinkedInlinkedin.com/company/labsphere-inc.

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A2 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Labsphere