Aven, DSZV44-506, Trinocular Stereo Zoom Microscope 10 - 44x on Track Stand with Top and Bottom LEDsDSZV44-506 Includes Only:Stereo Zoom MicroscopeMicroscope Track StandFeatures:Zoom ratio: 4.4:1Magnification range: 10x to 44xField of view 23mm to 5.2mm (0.90" to 0.20")Working distance: 90mmWide Field 10x Eyepieces (Field Number 23)C-Mount trinocular port for camera connectivityBuilt-in overhead and backlight LEDs, no need for an external light sourceIndividual dimmer controls for both LEDsBuilt-in clips for securing slidesFrosted glass LED backlight diffusion plateCoarse and fine focus adjustmentSmooth focus mount movementLarge working distance (280mm track)Compact and light weightDSZV-44 Stereo Zoom MicroscopeDSZV dual view trinocular stereo zoom microscopes offers superior quality optics with the ability to view through both eyepieces and trinocular port simultaneously. This means you can view 3D images through your eyepieces and an external monitor connected to a camera on the trinocular port at the same time. Magnification range from 2.5x to 140.8x with auxiliary lenses and eyepieces. The C-Mount trinocular port on the top of the microscope is designed to be used with an external camera, giving operators the ability to view through the microscope eyepieces or on a monitor.Zoom AdjustmentGraduations on the zoom knob tell operators the exact magnifications at which they are working. For applications requiring very specific adjustments, this is a particularly convenient feature.High Eye Point10x Eyepieces ensure comfortable viewing for all operators, including those who require eyeglasses. Diopter Adjustment on both Eyepiece Tubes and a highly Adjustable Interpupillary Distance of 52mm to 75mm provides operators with even more flexibility in their individual applications.Compact And ConvenientThis lightweight and compact stand is designed with the operator in mind. Featuring adjustable overhead and backlight LEDs, there is no need for an external light source. The focus mount can be moved to any position along the 280mm track.Overhead LED LightThe overhead LED light shines bright light on the subject below the microscope. The light can be tilted to the desired angle.