$ 12.78
Details
Quality and economyCut from colorless micro sheet which is of the highest resistance to attack by moisture; free from lead oxide; remarkably free from brittleness and very flatPrecision controlled thickness is obtainedConforms to Interim Federal Specification NNN-C-001434ARelative absence of brittleness greatly reduces breakage in handling and cleaning, particularly of large rectanglesPractically noncorrodible, corrosion under conditions other than tropical is highly improbableThickness of Red Label Cover Glasses is controlled within the following tolerances:No. 0 - 0.085 to 0.13 mm thick, No. 1 - 0.13 to 0.17 mm thick, No. 11/2- 0.16 to 0.19 mm thick, No. 2 - 0.17 to 0.25 mm thickSizes in widest use are packed in a hinged-lid plastic box with die-cut foam plastic support liner. Cover glasses can be withdrawn singly without touching the surface. Remaining sizes are packed in small cardboard boxes. Ten 1 oz. boxes are packed in a convenient carton.NOTE: thickness correction of microscope objectives is usually etched or printed on the objective.Thickness of Red Label Cover Glasses is controlled within the following tolerances:No. 1 - 0.13 to 0.16 mm thick No. 1 1/2 - 0.16 to 0.19 mm thick No. 2 - 0.19 to 0.23 mm thick
