Копія Thin Convex Lens - LB

This is the version for my live binder. [br]User versions are: [br]iPad and ChromeBook: http://geogebratube.org/student/m17293[br]iPhone and Droid Phones: http://geogebratube.org/student/m17295[br]Computer: http://geogebratube.org/material/show/id/452

Information: Копія Thin Convex Lens - LB