The Optika B-151 Monocular Ecovision LED Microscope is a traditional compound microscope with a modern finish, capable of up to 400x magnification. It is an LED microscope intended for the more demanding user. 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. Graduated coaxial coarse and fine focusing mechanism. Illumination is by a 1W 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, PP00050388 - Wireless). Eyepiece Micrometer M004 (B8R06422). Stage Micrometer (B8A76119). Alcohol-free Antiseptic Wipes - for cleaning eyepieces between use (B8R08715). Lens Cleaning Tissue (B8R07090). Microscope Maintenance Kit (B8R07243). Technical Specifications:. Total magnification: 40x, 100x, 400x. Eyepiece: Wide Field 10x/18mm, secured with a screw. Head: Monocular, 360° rotating, with 45° inclined eyepiece tube. Nosepiece: Quadruple revolving nosepiece, rotation on ball bearings. Objectives: Anti-fungal treated achromatic DIN. 4x A.N. 0.10, W.D. 18mm. 10x A.N. 0.25, W.D. 7mm. 40x A.N. 0.65, W.D. 0.53mm. Stage: 125 x 120mm gliding stage, with sample clips. Focussing: Coaxial coarse and fine focusing mechanism (graduated 0.002mm) with upper stop. Adjustable tension of coarse focussing knob. Condenser: Abbe condenser, N.A. 0.65 pre-centred. Illumination: 1W LED with adjustable intensity. LED Details: 1W, 6300K colour temperature, average lifetime approx. 50000h. Observation mode: Brightfield. Voltage: 240V. Dimensions: (H)350mm x (W)170mm x (D)210mm. Weight: 4kg.