UNICO G505 Phase Contrast Trinocular Microscope w/ 10x-20x-40x-100x Plan Phase Objectives & 10x/40x Phase Annulus & 20x/100x Phase Annulus. This Binocular Microscope manufactured by the expert product specialists at UNICO is made with a mechanical stage that uses a dovetail and ball bearing mechanism to create incredibly smooth movements. The objective lenses on the Unico Phase Contrast G505 Binocular Head Microscope are color coded parecentered and parfocal to offer you amazingly clear and vivid images that are unsurpassed by inferior microscopes. This UNICO provides Koehler style illumination thanks to the built-in LED light with field diaphragm. The Unico G505 Microscope is made with a low-positioned coaxial coarse and fine focusing system that helps to reduce fatigue and strain. Specifications for UNICO G505 LED Microscope 4x-100x: Head: Binocular Eyepiece: WFX10 Objective: Plan Phase 10x 20x 40x 100x (oil) Stage: Mechanical Integrated 150x140 Condenser: Phase Condenser Illuminator: LED Features of Unico G505 Series Binocular LED Microscope: Seidentopf Head Paired 10x Eyepiece Plan Phase Objectives 5 Position nose piece WF10X/FN 18 High point eyepieces A pointer or reticule can be added Objectives are parfocal parecentered and color-coded The low position coaxial coarse and fine focusing system designed to lessen user fatigue The coarse focus tension control allows to increase or decrease the focusing tension The safety stop prevents damage to objectives and specimens The fine focusing is graduated at 0.002 mm Ruggedly constructed all metal stand and broad low profile base Heavy duty built-in mechanical stage uses ball bearings and a dovetail mechanism Low coaxial controls Built-in LED illuminator with field diaphragm provides Koehler type illumination for sharp images The brightness intensity control is conveniently located and provides steady even illumination at all levels 10x/20x/40x/100x Plan Phase Objectives 10x/40x Phase Annulus 20x/100x Phase Annulus Package Contents: Unico G505 Binocular Phase Contrast 10x-100x Microscope G505 G505T: Unico G505T Trinocular Microscope - Phase Contrast 10x/20x/40x/100x Plan Phase Objective 10x/40x Phase Annulus 20x/100x Phase Annulus