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Hausser - 5060 - CROSSLINE DISC, Whipple

  • MFR SKU: 5060
  • ITEM #: 12958222
  • 0 Reviews / 0 Questions
$704.19
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ITEM #: 12958222
  • Glass disc, with linear ruling or grid indelibly inscribed
  • Fit over diaphragm in eyepiece

NOTE: unless using precalibrated types under specified conditions, must calibrate discs by means of a stage micrometer to establish value of graduation interval for each combination of eyepiece, tube length, and objective magnification.
Whipple Eyepiece Crossline Disc
  • Design approved by Melville C. Whipple, Harvard University, Engineering School, Department of Sanitary...
ITEM #: 12958222
  • Glass disc, with linear ruling or grid indelibly inscribed
  • Fit over diaphragm in eyepiece

NOTE: unless using precalibrated types under specified conditions, must calibrate discs by means of a stage micrometer to establish value of graduation interval for each combination of eyepiece, tube length, and objective magnification.
Whipple Eyepiece Crossline Disc
  • Design approved by Melville C. Whipple, Harvard University, Engineering School, Department of Sanitary Chemistry
  • Diameter, 21 mm

Used in water supply testing, in blood test for lead poisoning and in numerous techniques for counting bacteria, plankton, dust, etc.; see American Public Health Association, Standard Methods for the E x amination of Water and Wastewater, Method 1002E. Large square divided into 100 small squares, one of which is further subdivided into 25 smaller squares with vertical and horizontal lines e x tending full width of large square. Can be used in Leica and Reichert-Jung Huygenian and Leica wide-field, eyepieces; does not fit Reichert-Jung wide-field eyepieces.
CROSSLINE DISC, Whipple
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Hausser - 5060 - CROSSLINE DISC, Whipple

  • Item #: 12958222
  • MFR SKU: 5060

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