B-190 - GENERAL FEATURES
Optical system
The optical system has been developed for demanding users; it consists of high quality components which assure an high image contrast and an excellent optical resolution.
The optical components have been designed and treated with special techniques to prevent the formation of moulds and fungus.
Stand
The stand is characterised by a modern and ergonomic design. It is easy to carry the microscopes thanks to the large opening behind the revolving nosepiece to be used as an handle. The opening allows the user to see clearly the objectives and the samples, as requested in discussion groups. 
Mechanics The moving parts are made by means of machine tools with computerized
numerical control reducing manufacturing tolerance and increasing the reliability of the instrument.
The strict control on materials and production process is optimized through the procedures established by ISO 9001:2008 quality system.
Illuminators

B-353 - GENERAL FEATURES
Optical system & objectives
The models of the B-350 series are equipped, depending on the various models, with two different types of optical system: the standard 160mm one and the infinity corrected system (IOS). In both cases the field diameter of the eyepieces is 20mm.
Microscope stand
Modern and ergonomic, this stand is made of die-cast aluminium. Coarse and fine focusing (graduation: 0.002mm) with coaxial control knobs.
Adjustable focusing tension and limit stop.
Heads Available in binocular or trinocular version.
The heads are equipped with interpupillary distance control (55-75 mm) as well as with dioptric compensation.
All heads are 360° rotatable and 30° inclined. 
Illuminators