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Used in counting bacteria colonies that are presented against a dark background. 115V, 60Hz
Illumincation is provided by 40W tungsten bulbs. The 113mm lens offers 1.5x magnification and is postioned to eliminate parallax errors. Focus lens by sliding rod; swing away when not in use. Second optional lens may be attached to increase magnification to 3x. Sheet metal case is finished in contrasting gray-beige acrylic enamel and black suede
Unit is complete with Wolffhuegel guide plate and three-wire cord
VWR No: 23610-157
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