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Types of L/M opponent cells
| Cell type (center ON) | Number of cells recorded | Number of cells with surrounds |
Double-opponent (cells having a surround in L or M and S) | ¾-Opponent (cells having a surround in L/M or S but not both) | Single-opponent cells (cells lacking both L/M and S surrounds) | ||
|---|---|---|---|---|---|---|---|
| Measured cone | |||||||
| L | M | S | |||||
| L | 41 | 30 of 41 | 30 of 41 | 15 of 23 | 26 of 41 | 8 of 41 | 7 of 41 |
| M | 25 | 19 of 25 | 16 of 25 | 9 of 15 | 15 of 25 | 5 of 25 | 5 of 25 |
| Total | 66 | 49 of 66 | 46 of 66 | 24 of 38 | 41 of 66 | 13 of 66 | 12 of 66 |
