Model BA210 LED Digital Observation tube Binocular head, Siedentopf type with Built-in digital camera Optical system Colour Corrected Infinity Optical System (CCIS®) Sensor type CMOS Sensor size CMOS 1/2.8″ Capture resolution info 5MP Live display mode through USB 2592×1944 pixels Data transfer USB 2.0 Inclination 30° inclined, 360° rotating Trinocular light split Fixed 50:50 Interpupillary distance 55-75mm Diopter adjustment On both eyepieces, +/- 5 diopter Eyepieces Widefield N-WF10X/20mm with diopter adjustment Nosepiece Reversed quadruple Objective classification CCIS® EC Plan Achromatic, DIN Objectives 4X/0.10 (WD 15.9mm), 10X/0.25 (WD 17.4mm), 40X/0.65/S (WD 0.5mm), 100X/1.25/S-Oil (WD 0.15mm) Objective mounting thread W 4/5″x1/36″ (RMS standard) Stand type Upright Stage Mechanical stage with built-in low position coaxial stage control and sample holder Stage size 140x135mm Travel range X&Y 76x50mm Condenser Focusable Abbe condenser N.A. 1.25 with slot for contrast sliders Diaphragm Iris diaphragm Focus mechanism Coaxial coarse and fine focusing system with tension adjustment Fine focus precision 2μm Focusing stroke 20mm Upper limit stop Upper limit stop preset but adjustable Filter holder On top of the illuminator with fixing cap Transmitted illumination LED 3W with intensity control Software Motic Images Plus 3.0 for Windows, OSX and Linux Transformer Internal Power supply 100-240V (CE) Accessories included Dust cover, power cord, Allen key, Immersion oil (5ml), spare fuse, cord hanger, thumb screw, calibration slide, USB cable Dimensions LxWxH 360x220x395mm Weight net 7.2kg