Frequency Counters
Frequency Counters
Fisherbrand™ Key-Chain/Wrist-Strap/Belt-Clip Digital Counter
Designed for ease-of-use and failsafe counting
Fisherbrand™ Counter-Pen/Colony-Counter
Combination marker/digital counter suits both laboratory and plant use
Fisherbrand™ Counter Pen
Touch, sound, and count simultaneously with Counter Pen.
Fisherbrand™ Digital Key-Chain Wristband Counter
Lightweight and easy to use Digital Key-Chain Wristband Counter.
Denominator Company MULTI TALLY COUNTER 4 COUNTER
MT1x4 has one row with four counting buttons- rugged, reliable Denominator Tally Counters are appropriate for many uses. Biomechanically-engineered ergonomic design facilitates repetitive motion.
Electron Microscopy Sciences One Counting Unit Tally Counter
Chrome plated lab counter with counter with a flange (2 1/2" dia) for desktop mounting. Recording lever is on the right side and the reset knob on the top. The counter is ideal for serial sectioning work.
AC Recording Timer Accessories: Carbon Discs
Accessory for AC Recording Timer.
Eisco™ Two Speed Ticker Taper Timer Set
Two Speed Ticker Taper Timer Set helps students to visualize distance, velocity, and acceleration versus time.
Thomas Scientific Hand Talley Counter
Metal construction for long life Single-hand use Quick manual counting
Andwin Scientific PCV Easy Read Cell Counting System, No Caps, Capillary Graduations, 50/pk
PCV Easy Read Cell Counting System, No Caps, Capillary Graduations, 50/pk
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