Omano OM9949T Trinocular Microscope - The OM9949T has excellent optical image clarity with a stereo zoom ratio of 1:6.9 and a magnification range of 6.5x to 45x. Complete with dual, variable 15W halogen lighting for crisp images, it also features an ergonomic design for more comfortable viewing and a unique ''double-shelf'' base that enables viewing of larger or awkward sized specimens.