Wildco Gridded Sedgewick-Rafter Counting Cell
1 mm x 1mm Gridded design is used for counting larger plankton. Intended for use with a standard or inverted compound microscope at low magnifications (up to 200x). The 1 ml counting cell measures 50 mm long x 20 mm wide x 1 mm high and is mounted on a 1” x 3” glass slide.
5.0 of 5
3 of 3
would recommend this product to a friend.
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Carolyn
11/21/2025
Works very well! Grid squares are clearly visible and the glass is resistant to scratching from probes as zooplankton are moved around. We replaced a cheaper plastic Sedgewick-Rafter with this, which has worked much better and held up well.
This reviewer would recommend this product to a friend.
Carolyn
11/21/2025
Works very well! Grid squares are clearly visible and the glass is resistant to scratching from probes as zooplankton are moved around. We replaced a cheaper plastic counting cell with this, which has worked much better and held up well.
This reviewer would recommend this product to a friend.
03/21/2025
Works well. Clear, square gridlines
This reviewer would recommend this product to a friend.

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