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Reticle Milk Smear

KR863 Milk smear reticle
Price: $105.00
KR-863 milk smear reticle. Circle with cross-line, diameter equals 0.146mm with a 100x oil immersion objective. Reticle is available in a number of different diameters, select below when ordering.

A milk smear reticle is used to find the number of bacteria and cells contained in fresh milk. Good Grade A quality milk will have no bacteria per reticle field. Fair will have five or fewer bacteria, souring milk will have 6-200 and poor quality is 250+.

Lines: Chrome deposition
Chamfer: 0.010" - 0.020"
Flatness: 2 waves or better
Centering: Within 0.005"
Glass Thickness: 1.5mm+/-0.1mm
Surface Quality: 20/10
Parallelism: 2 min.

NOTE: This item is not returnable.

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