Angle of deviation and angle of minimum deviation
Prism and dispersion · Physics
Convex lens ray diagram
Interactive 3DMove the object and watch parallel rays converge at the focal point while the image obeys 1/f = 1/v + 1/u.
Controls
Drag the sliders or type a value — the simulation updates live.
Study notes
\u090f\u0915 \u092a\u094d\u0930\u093f\u091c\u094d\u092e \u0915\u093e \u0905\u092a\u0935\u0930\u094d\u0924\u0915 \u0915\u094b\u0923 A = 60\u00b0 \u0939\u0948\u0964 \u0928\u094d\u092f\u0942\u0928\u092e \u0935\u093f\u091a\u0932\u0928 \u0915\u094b\u0923 D_m = 30\u00b0 \u0939\u0948\u0964 \u092a\u094d\u0930\u093f\u091c\u094d\u092e \u0915\u0947 \u092a\u0926\u093e\u0930\u094d\u0925 \u0915\u093e \u0905\u092a\u0935\u0930\u094d\u0924\u0928\u093e\u0902\u0915 (n) \u091c\u094d\u091e\u093e\u0924 \u0915\u0930\u0940\u090f\u0964 \n\u091a\u0930\u0923 1: A = 60\u00b0 \u0914\u0930 D_m = 30\u00b0 \u0932\u093f\u0916\u0947\u0902\u0964 \n\u091a\u0930\u0923 2: \u0938\u0942\u0924\u094d\u0930 n = sin((A + D_m)/2) / sin(A/2) \u0932\u093f\u0916\u0947\u0902\u0964 \n\u091a\u0930\u0923 3: \u092e\u093e\u0928 \u0930\u0916\u0947\u0902: sin((60\u00b0 + 30\u00b0)/2) / sin(60\u00b0/2) = sin(45\u00b0) / sin(30\u00b0)\u0964 \n\u091a\u0930\u0923 4: \u092e\u093e\u0928 \u0939\u0948\u0932: sin(45\u00b0) = 0.707 \u0914\u0930 sin(30\u00b0) = 0.5\u0964 \n\u091a\u0930\u0923 5: n = 0.707 / 0.5 = 1.414\u0964 \u0905\u092a\u0935\u0930\u094d\u0924\u0928\u093e\u0902\u0915 1.414 \u0939\u0948\u0964