Question 1 of 18
(demo test)

Product Demo for Ophthalmology Questions

An indirect ophthalmoscope condensing lens is held 10 cm from the nodal point of a cyclopleged eye whose refractive error is +10.00.  It forms a real image of the retina 5 cm behind the lens (i.e. towards the examiner).  What is the power of the condensing lens?

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