Designed for advanced biology studies, the OPTIKA B-157 Binocular LED Microscope offers clear, high-contrast viewing up to 600x magnification, making it ideal for A-Level and college science classrooms. An advanced instrument, capable of up to 600x magnification. It features a binocular head intended for easy viewing for long term, heavy use where comfort is a consideration. The removable WF10X/18mm eyepiece, which is secured by a small screw, can be removed to accommodate an eyepiece micrometer or eyepiece camera when necessary. Coaxial coarse and fine focusing mechanism. Illumination is by a 1W X-LED with light intensity control.

• Accessories included:

  • Power supply

  • Dust cover

  • Instruction manual

  Accessories available separately:

  • Spare Power lead (B8R06948)

  • Eyepiece WiFi Cameras (PP00050387 - USB)

  • Stage Micrometer (B8A76119)

  • Lens Cleaning Tissue (PP00052867)

  • Microscope Maintenance Kit (B8R07243)

  • Film Reticles with Micrometer Scale (B8R05955)

  Technical Specifications:

  • Total magnification: 40x, 100x, 400x, 600x

  • Eyepieces: Wide field WF10x/18mm, secured with a screw

  • Head: Binocular, 360° rotating, with 30° inclined eyepiece tube. Diopter adjustment on left eyepiece Interpupillary adjustment 48-75mm

  • Nosepiece: Quadruple revolving nosepiece, rotation on ball bearings

  • Objectives: Anti-fungal treated High Contrast Achromatic (HC) objectives with mechanical tube length 160mm

  • 4x/0.10, W.D. 18mm

  • 10x/0.25, W.D. 7mm

  • 40x/0.65, W.D. 0.53mm

  • 60x/0.85, W.D. 0.45mm

  • Stage: Double layer with mechanical sliding stage with specimen holder, 125 x 116mm. X-Y movement range 70 x 30mm. Vernier scale on the two axes, accuracy 0.1mm

  • Focusing: Coaxial coarse and fine focusing mechanism (graduated 0.002mm) with upper stop. Adjustable tension of coarse focussing knob

  • Condenser: Abbe condenser, N.A.1.25 pre-centred, focusable by rotation

  • Illumination: 1W X-LED with adjustable intensity

  • LED Details: 1W, 6300K colour temperature, average life time approx. 50000h

  • Observation Mode: Brightfield

  • Voltage: External power supply 100/240V, 50/60Hz, output 5V D.C. 500mA

  • Dimensions: (H)350mm x (W)170mm x (D)320mm

  • Weight: 4kg

  • Age Suitability: 16-18 Years