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Portable Microscope LED D20-2112-W0 Instruction manual Product Feature "Portable Microscope" with thirty (30x) magnification and with a built-in light (LED). A blue filter for color correction in the microscope makes high contrast observation possible. Easy to carry thanks to a compact design and plastic bag.
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Caution Observation of a specimen 3. Adjust a focus using the 2. Place a specimen under 1. Move the dry cell focus knob to observe. A soft cloth must be the objective lens tube. Do not disassemble Do not use chemicals to clean this batteries case from the eye used for lens cleaning.