Microtops II® 540 Sunphotometer

Solar Light’s Model 540 is a light weight, portable 5 channel Sunphotometer for measuring aerosol optical thickness, direct solar irradiance, and water vapor column easily, accurately and dependably. This multispectral instrument is designed to measure direct solar irradiance in five channels of selected wavelengths and to provide atmospheric properties, such as aerosol optical thickness and precipitable…

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Optronic Laboratories, LLC, dba Gooch & Housego (Orlando), Asset Purchase Completed

[GLENSIDE, PA, September 18, 2018] Solar Light Company, Inc. announces that the assets of Gooch and Housego (Orlando) have been acquired.   The new entity will operate as Optronic Laboratories, Inc., from its facility in Orlando, Florida, USA.  Optronic Laboratories, Inc. will become an affiliate of Solar Light Company, Inc. Highlighting the importance of this acquisition…

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The Efficacy of UV Initiated Germicidal Disinfection

Germicidal disinfection by exposure to short-wave ultraviolet (UV-C) radiation has gained rapid acceptance over traditional chemical or environmental disinfection methods in the food, pharmaceutical, medical and waste water industries due to its effectiveness, ease of use, and adaptability to air, surfaces and water. Solar Light’s NIST-Traceable PMA-Series UVC Sensors integrate with hand-held data logging to determine UV-C intensity…

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The Standard in UPF Testing of Fabrics and Textiles

Solar Light’s Ultraviolet Protection Factor (UPF) Analyzer, SPF-290AS, determines the UPF values of sun protecting fabrics and textiles.  Covering both the UVB and UVA spectral regions, the system automatically scans from 290 to 400nm, complying with all major worldwide standards including AATCC TM 183-2010, BS EN 13758-1, GBT18830-2009, and AS/NZS 4399.  As the leading supplier to global UPF testing laboratories, garment and apparel…

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Testing Sun Protective Fabrics and Textiles

The Ultraviolet Protection Factor (UPF) indicates the effectiveness of fabrics and textiles to shield skin from harmful ultraviolet (UV) rays. Since we introduced the first Solar Simulator for biomedical research in 1967, we have been providing sun protection measurement products, compliance and testing expertise to contract laboratories, cosmetic, healthcare, textile and apparel manufacturers worldwide. Our decades of…

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The Standard For In Vivo SPF Testing

Solar Light’s research-grade SPF Testing System complies with the latest ISO24442, ISO24444, FDA Final Rule, JCIA, Australian, and COLIPA spectral irradiance standards for In Vivo SPF sunscreen testing. The SPF Testing System consists of a Single-Output Solar Simulator, Automated Dose Controller, and NIST-traceable SUV and UVA Sensors. The solar simulation of UV radiation in the 290-400nm range can be optionally configured to provide UVA only, UVB only, HEV,…

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The Standard For In Vitro SPF Testing

Solar Light’s In Vitro Sunscreen Protection Factor (SPF) Analyzer, SPF-290AS, determines the SPF values of sunscreen and cosmetic products, as well as the Ultraviolet Protection Factor (UPF) of sun protecting fabrics. Covering both the UVB and UVA spectral regions, the system automatically scans from 290 to 400nm. The monochromatic protection factor (MPF) is determined for…

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