Care of the microscope Dos 1. Do take special care to protect the microscope from dust in hot dry periods 2. Do take special care to protect the microscope lenses and prisms from fungal growth in hot humid periods 3. Do clean the immersion oil from the immersion objective each time, use lens tissue dampened with ethanol 4. Do clean the oculars with lens tissue 5. Do use the microscope retaining screw fitted at the base of the microscope box to prevent damage to the instrument while in transit Dont 1. Don't use the tissue used for the oil immersion objective to clean the oculars 2. Don't dismantle or try to clean parts of the microscope that are difficult to reach 3. Don't leave the lens parts empty; use the appropriate cover to cover the empty port 4. Don't exchange lenses from microscopes of different manufacture2 Care of the microscope Do's 1. Do take special care to protect the microscope from dust in hot dry periods. 2. Do take special care to protect the microscope lenses and prisms from fungal growth in hot humid periods. 3. Do clean the immersion oil from the immersion objective each time; use lens tissue dampened with ethanol. 4. Do clean the oculars with lens tissue. 5. Do use the microscope retaining screw fitted at the base of the microscope box to prevent damage to the instrument while in transit. Don't 1. Don't use the tissue used for the oil immersion objective to clean the oculars. 2. Don't dismantle or try to clean parts of the microscope that are difficult to reach. 3. Don't leave the lens parts empty; use the appropriate cover to cover the empty port. 4. Don't exchange lenses from microscopes of different manufacture