The Optika B-292PLi Binocular LED Microscope is an instrument that is great for routine applications. It is capable of magnification of up to 1000x and has a dye-cast frame with high stability and ergonomic design for transmitted light observation. The WF10X/20mm eyepiece can be removed to allow the insertion of an eyepiece micrometer or eyepiece camera when necessary. Graduated coaxial coarse and fine focusing mechanism. Illumination is by a 3.6W X-LED with adjustable intensity.Accessories included:Power supplyDust coverInstructionsAccessories available separately:Spare Power Lead (B8R06947)Eyepiece Micrometer M163 (B8R06426)Stage Micrometer (B8A76119)Alcohol-free Antiseptic Wipes - for cleaning eyepieces between use (B8R08715)Lens Cleaning Tissue (PP00052867)Microscope Maintenance Kit (B8R07243)Technical Specifications:Total magnification: 40x 100x 400x 1000xEyepieces: Wide field WF10x/20mmHead: Binocular 360° rotating with 30° inclined eyepiece tube. Diopter adjustment on left eyepiece Interpupillary adjustment 48-75mmNosepiece: Quadruple revolving nosepiece rotation on ball bearingsObjectives: Antifungal treated infinity-corrected IOS N-Plan objectives4x /0.10 W.D. 16.8mm10x/0.25 W.D. 5.8mm40x/0.65 W.D. 0.43mm100x/1.25 W.D. 0.13mm (oil/water immersion)Stage: Double layer with mechanical sliding stage with specimen holder 150 x 139mm. X-Y movement range 75 x 33mm. Belt drive in X direction. Vernier scale on the two axes accuracy 0.1mmFocusing: Coaxial coarse and fine focusing mechanism (graduated 0.002mm) with upper stop. Adjustable tension of coarse focusing knobCondenser: Abbe condenser N.A. 1.25 sliding-in centreable up-down adjustment by rack and pinionIllumination: 3.6W X-LED with adjustable intensityLED Details: 3.6W (comparable to a 30-35W halogen bulb) 6300K colour temperature average life time approx. 50000hObservation Mode: BrightfieldVoltage: External power supply 100/240V 50/60Hz output 6V D.C. 1A. Max. required power 7WDimensions: (H)370mm x (W)235mm x (D)320mmWeight: 6.5kgAge Suitability: 16+