if you have comined lenses , lens A and lens C the focal lens for lens A = 24 cm

Question

if you have comined lenses , lens A and lens C the focal lens for lens A = 24 cm the focal lens for lens C = -26.6 cm If lens A and lens C were used in contact, could they producea real image? State clearly the basis for your answer. You willneed to do calculation. if you have comined lenses , lens A and lens C the focal lens for lens A = 24 cm the focal lens for lens C = -26.6 cm If lens A and lens C were used in contact, could they producea real image? State clearly the basis for your answer. You willneed to do calculation.

Explanation / Answer

When two lens contact . It equivalent focal len f' f'=f1f2/(f1+f2) in this case f'=245 cm. as you can see, this lens focal lens is positve so it can createreal image.

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