NEW!! Blak-Ray Direct Reading SHORTWAVE Ultraviolet MEASURING Meter MODEL J-225. Model J-225 measures the intensity of shortwave UV light sources within the range of 220 to 280nm with a maximum sensitivity at 254nm. Intensity is in two ranges: 0–2400µW/cm2 and 2000–12,000µW/cm2. Dimensions: 7.6x7.6x7.6cm (3x3x3"). CE marked. This is a very rare piece that includes original case and cables. Free shipping!
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