A person's left eye is corrected by a -4.5 diopter lens, 1.5 cm from the eye.?

A person's left eye is corrected by a -4.5 diopter lens, 1.5 cm from the eye.
What is this eye's far point without glasses?

См. статью: A person's left eye is corrected by a -4.5 diopter lens, 1.5 cm from the eye.?