Lens and applied experiment instrument

The utility model discloses a lens and an applied experiment instrument of the lens. The utility model is characterized in that the lens and the experiment instrument comprise a guide rail base, a light source component, a slider component, a lens component, an imaging screen and an object screen component; the light source component and the slider component are supported on the guide rail base and can move along the guide rail base; the imaging screen and the lens component are inserted and arranged on the slider component and move together with the slider component along the guide rail base; the object screen component is inserted and arranged on the light source component; the guide rail base is formed by connecting two segments and two segments form a packaging box after being doubled over. The utility model has the advantages that the interest of the students in study is improved; the effects of teaching and learning are enhanced; the practical ability of the students is enhanced; the students are helped to strengthen the understanding of the theoretical knowledge of the textbook; the structure is simple; the cost is low; the utility model is safe and firm and is manufactured by adopting the non-toxic plastics; all the parts are uneasily damaged and the utility model is suitable for being popularized in schools; the functions are complete and the use is convenient; the imaging principle of the common application instrument and equipment for lens can be simulated by different combinations.