Select Object Position Case
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Lens Formula & Calculations
Thin Lens Formula
$$\frac{1}{f} = \frac{1}{v} - \frac{1}{u}$$
Focal Length (f)
+10.0 cm
Object Distance (u)
-15.0 cm
Image Distance (v)
+30.0 cm
Linear Magnification (m)
-2.00
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Nature of Image
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Object
Image
Focal Points (F)
Backward Extensions
Adjust Object Distance (u):
u = -15.0 cm