Get from Amazon : http://www.amazon.com/gp/product/B009WXDZ4O?tag=wayofcats-20
National Optical 131 Basic Monocular Compound Microscope WF10x Eyepiece 40x-400x Magnification
Compound microscope provides high magnification for biological use and educational applications
Monocular viewing head with 18mm 10x widefield eyepiece with pointer fixed 45-degree vertical inclination to reduce eye and neck strain and 360-degree rotation capability to provide a more comprehensive view and enable sharing
Forward-facing nosepiece with 4x 10x and 40xR DIN achromatic parfocal parcentered objectives that provide color correction of magnified images and keep the image centered and focused when magnification is changed
Brightfield tungsten illumination and built-in 065 NA condenser with five-hole disc diaphragm for clear examination and light control
Plain stage with clips secures slide in place and separate coarse and fine focus knobs speed focusing :
