Diatom slide as imaged using the medium magnification objective.
Magnification is appx 100x
Micrometer scale as imaged using the medium magnification objective. Note the lack of chromatic aberration.
Diatom slide as imaged using the high magnification objective. Magnification is appx 210x
Micrometer scale as imaged using the high magnification objective.
"Rainbow blobs are dust particles out of the plane of focus.