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Manual Differential Counters

LW Scientific

Regular price $189.74

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Manual Differential Counters

Traditionally differential counters have been manual “gear and lever” machines, and many lab techs are accustomed to the feel of the levered keys. LW Scientific offers both 5-key and 8-key manual counters that can be used for counting sperm morphology. The LW Scientific manual counters are economical, durable, and will provide years of use...even in the most demanding laboratory settings.


  • Easy to read numbers
  • Right and left reset knobs
  • Non-slip bottom
  • Strip chart of mature and immature forms
  • Acid-resistant, high-impact plastic body
  • Lightweight and portable
  • Small footprint on lab bench
  • Durability provides for years of service
  • Bell alarm notifies of 100th cell counted

5 Key:
Height: 2” (51mm)
Length: 9.75” (247mm)
Width: 3.25” (82mm)
Weight: 1.10 lb (0.49kg)

8 Key:
Height: 2” (51mm)
Length: 12.25” (311mm)
Width: 3.25” (82mm)
Weight: 1.70 lb (0.77kg)


Mfr. No.  CLT-DIFM-05KY 5-Key Manual Differential Counter
Mfr. No.   CLT-DIFM-08KY 8-Key Manual Differential Counter
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