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2020-09-07 RED PILL Yourself on Sun Exposure vs Skin Cancer Melanoma, Sunlight and Ultraviolet and Vitamin D

2020-06-10 SARS CoV2 aka COVID-19: Fraudulent Claims on UV LED Disinfecting Lights, Most from China

2020-03-23 With N95 and N100/P100 Particulate Respirator Masks in Short Supply, What Might Work to Disinfect / re-Use?

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2020-05-02 Spectral Cutoff of Sensor Cover Glass vs Ultraviolet Filters on the Lens: MaxMax.com Shows UV Filters to be Pointless

2020-03-23 With N95 and N100/P100 Particulate Respirator Masks in Short Supply, What Might Work to Disinfect / re-Use? (UPDATED with info from expert in the field)

2012-01-19 Handheld Ultraviolet Photography by MaxMax.com Camera Conversion

2011-05-14 Are your sunglasses protecting your eyes?

2010-08-01 Axial Color (Purple Fringing)

2010-06-27 Filters for Protection, Polarization, Infrared and Ultraviolet

2010-01-09 Overview

2010-01-09 Examples in Ultraviolet

2010-01-09 Spectral Transmission, UV - Visible - Infrared

2010-01-09 Filter—Baader Venus Ultraviolet Cut

2010-01-09 Filter—B+W 403 Ultraviolet Pass

2010-01-09 Filter—Baader Venus Ultraviolet Pass

2010-01-09 Filter—Baader Venus II Ultraviolet Pass

2010-01-09 Overview

2010-01-09 Examples in Ultraviolet