Specifications include, but are not limited to: Leica DM750 Polarizing microscopes to teach Optical Mineralogy and Petrography, brand name or equal. If equal, submit/attach specifications. All scopes for the Bid must include the following features: - Vertical handle for easy lifting onto shelves - Integrated cord wrap which allows you to unwrap only the amount of cord you need for a neat work area - Vertical cord insertion eliminating the chance the cord is pulled out unintentionally - Laser engraved objectives for easy label reading over the life of the microscope - Laser engraved focus knob (similar to DM750 series) for easy reading over the life of the microscope - Weighted focus knob (similar to the DM750 series) provides inertia and minimizes fatigue - Prefocused and Precentered condenser (similar to the DM500) eliminates the chance for miss-adjustment - Military grade paint on the stage for 100 times more durability compared to standard paint so the stage looks new throughout its life - One handed slide holder minimizes the chance of chipping slides - Brass constructed focus mechanism for long life - AgTreat on main touchpoints minimizing the chance for bacteria transfer via the microscope - Meets ISO standard for fungus growth on main components and optics