MICROSCOPY SPECIMENS

Introduction to Biological EvidenceKeiser University

Prof. Tim Seguin, MFS, CCSI, Ph.Dc

Feathers

Stained down feather of unknown origin. Visualized with an Olympus microscope. Image: Florida State University

Pollen

Pollen of unknown origin. Visualized with an Olympus microscope. Image: Florida State University

Pollen

Prairie hollyhock pollen under scanning electron microscopy.

Image Credit: Dartmouth College/Charles Daghlian/NASA

Feathers

Scanning Electron Micrograph of a bird feather. Image: James Brittin

Fur

Rabbit Fur visualized with a polarized light microscope. Image: Florida State University

Fur

Mink fur visualized with polarized light microscopy.

Image: Florida State University

Human Hair

Human hair visualized with a polarizing microscope.

Image: Florida State University

Human Hair

Human hair visualized with a polarizing microscope.

Image: Florida State University

Soil

Healthy soil sample . Image: Mauby

Soil

“Thin Layer” soil sample. Image: Cranfield University

Diatoms

Individual diatom photographed with darkfield illumination.

Image: Gregor Overney

Diatoms

Group of diatoms living in an Antarctic ice sample. Image: NOAA

Plankton

Marine Plankton at 140x. Image: Steven Cooperman Ph. D and LA DNR

Plankton

Zooplankton visualized with a microscope. Image: NOAA

Blood

Image: Kyoto University

Natural Fibers

Dyed cotton fiber.

Image: texsite.info

Natural Fibers

Various natural fibers compared to polyester.

Synthetic Fibers

Acetate fiber at 400x. Image: Ohio State University Fiber reference Image Library

Synthetic Fibers

Trilobal nylon. Image: Ohio State University

Synthetic Fiber

Polyester fiber. Image: Ohio State University