... Fluorescent Attachment Two Bands (G, B), 100W Mercury Lamp Illumination This product is characterized with infinite optical system. ... Iris Diaphragm and Filter Holder Illumination 6V20W T-H Lamp with Adjustable Brightness High-Point Eyepiece WF15X/15mm ... Fluorescent Attachment Two Bands (G, B), 100W Mercury Lamp Illumination Fluorescent Microscope, EPI-Fluorescent Attachment, (XS-402) Fluorescence ...