Four interesting and unusual botanical science coasters. Descriptions of the images are supplied on the back of the coaster and described below (PLM = Polarised light microscopy). Rose stem section, polarised light microscopy (with a retarder filter). Rose stem section, Toluidine Blue stained, darkfield microscopy. Rose stem section, Toluidine Blue stained, brightfield microscopy. Lily leaf lower epidermis, Toluidine Blue stained, PLM. If you would prefer a chemistry or geology based set please see our other listings. You can also choose your own set - please see out listings offering your choice of 4 or 6 coasters. Please click on the microscope logo to see more of our microscope photo jewellery and gifts.
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