Levenhuk 2st, бинокулярный [4/28] Levenhuk

Содержание

Похожие устройства

Levenhuk 2ST Levenhuk 3ST stereo microscopes Please read this manual carefully before using your microscope for the first time Levenhuk 2ST and Levenhuk 3ST microscopes were designed to be used during assembly of intricate equipment including electronics for school experiments and scientific research Both models may be found in schools and research institutes at home and in manufacturing plants Specifications Vertical binocular head Levenhuk 2ST or a binocular head inclined at a 45 angle Levenhuk 3ST Diopter adjustment range 5D Interpupillary distance adjustment range 60 mm Magnification 40x Levenhuk 2ST 20 40x Levenhuk 3ST Objective lenses 4x Levenhuk 2ST 2x 4x Levenhuk 3ST Power source 220V 50Hz or 110V 60Hz optional Illumination sources Upper and lower illumination sources 12V 10W halogen lamps for observations in reflected or transmitted light Levenhuk 3ST Natural illumination is used in Levenhuk 2ST model Additional accessories Dark field condenser black and white plate Levenhuk 3ST Fluorescent lamp may be held in place with three locking screws on the side of the nosepiece A regular lamp may be used as an alternative for softer lighting and more comfortable observations Rubber eyecups Using the microscope Environment These microscopes perform best in dry and clean rooms even a smallest speck of dust on the optics may reduce the quality of your views with temperatures ranging from 5 to 40 C 23 104 F Illumination Levenhuk 3ST Plug your microscope into a power source turn it on and choose the required illumination source If your microscope is fitted with brightness control you can also choose the brightness level of illumination Stage inset glass Frosted glass stage inset may be used for observations of transparent specimens or thin slices of objects Place it on the stage and secure it in place with the locking screw Lower illumination source should be used during observations with this glass stage inset The kit of your new microscope may also include a black and white glass stage inset Normally you would want to use the white side however if a specimen is very bright or colored white you should use the black side for additional contrast Upper illumination source should be used during observations with this glass stage inset Before installing the black and white glass make sure to remove the frosted glass from the stage levenhuk Zoom Joy 3

Скачать