Concave and Convex Lenses

Auteur :heneliran

Move the tip of the "Object" arrow to move the object. Move the point named " Focus' " to change the focal length. Move the point named " Focus' " to the right side of the lens to change to a concave lens.

Nouvelles ressources

Ellipse and Equation
apec
Erdős's problem #503, n=3
רישום חופשי
Matrices - Basic Terminology

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Two Triangle Inequalities
Circle Equation: Center (0,0)
Rotation vs. Time - Sim to Sim - Sine 7

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Triangles Scalènes
Cercle Inscrit ou Circonscrit
Fonctions Logarithmiques
Problèmes d'Optimisation
Mathématiques