XH-04B Zoom Stereo Microscopes, Trinocular Head Microscope XH series zoom microscope adopts streamline integrated mechanical design, Easy operation, long working distance, clear resolved image, ....

10X-1000X, Equipped with infinity plan achromatic optical system, chromatic aberrations and curvature of field are both ideally corrected over the field of view. MF300 series upright fluorescence....

40X-1000X biological microscope, High bright, non-spherical, Super LED illumination greatly extending the life of the illumination system.New digital camera system expends the observing ways ....

40X-1000X biological microscope, High bright, non-spherical, Super LED illumination greatly extending the life of the illumination system.New digital camera system expends the observing ways. Detail....

Infinityoptical system for fluorescence observing 100W Mercury light house Reflecting & transmitting light source available Binocular, inclinded 30Â ° , interpupillary distance 50-75mm ....

Petrol Engine, Two Stroke ( 1050140) Represents internal structure and operating principles of a simple piston-ported, air-cooled two-stroke engine. All parts in cast alloy metal. Ignition....

Wankel Engine Catalog No : 1050240 This sectional model shows the internal structure in detail and demonstrates its basic principle operation. Unlike other engines, this engine incorporates....

Natural Energy Kit Catalog No : 3980 This Kit has 19 hands-on activities which explore electric, wind, solar, geo-thermal, biomass and nuclear energy. Kit includes: a Teacherâ € ™ s Guide and lab....

Steam Engine Factory Model Catalog No : 1050340 Capable of running a small Dynamo to light the lamp with the help of its flywheel and driving gear. Complete with pressure gauge, whistle and....

Steam Engine Sectional Catalog No : 1050120 Made of cast-metal. Model showing longitudinal section of cylinder covered with a transparent plate, clearly showing the piston and position of valves.....