Walter 50 Series Biological Microscopes, Built In Double Layer Mechanical Stage, 4 Objective Lenses,Siedentopf Binocular, Each

Details:

Grade 9–college. This ergonomically designed, full-featured, compact microscope offers solid performance for years to come. The microscope's robust, super-smooth mechanical controls make it easy to use. Its built-in handle, cool variable led illumination, and 4 high-performance objective lenses provide excellent clarity in observation. The 30° inclined siedentopf-design binocular head rotates 360° for comfort and ease of use. Other features include:one-piece, ergonomically designed metal frame, arm, and basewidefield 10x/18-mm eyepieces, diopter adjustment on right eyepiece tube, and calibrated pointer on 1 eyepieceinterpupillary adjustment from 55 to 75 mmreversed quadruple nosepiece with din 4x, 10x, 40xr, 100xr (oil-immersion) achromatic objectives (din: deutsche industrie normen, an industry standard)125 x 125-mm built-in double-layer mechanical stage with x–y calibrated movement and 60 x 40-mm cross-travel rangelow-position coaxial coarse- and fine-focus controls allow for faster focusing at higher magnificationsrack-and-pinion coarse-focus adjustment stops at both travel ends to prevent damage to microscope gearstension adjustment eliminates focus driftfocusable 1.25 N.A. Abbe condenser with rack-and-pinion iris diaphragm with 2- to 30-mm adjustable aperturedust cover, foam case, and instruction manuallimited 5-year warranty