Confocal micrograph of a green alga, Penium margaritaceum. The cell wall is shown in green and the chloroplast is represented by autofluorescence. Honorable Mention, 2011 Olympus BioScapes Digital Imaging Competition®.

| Spatial Axis | Image Size | Pixel Size |
|---|---|---|
| X | 3810px | —— |
| Y | 1795px | —— |