The telephoto lens shown in Fig. 39-4 consists of a converging lens of focal length +6.0 cm
Question:
The telephoto lens shown in Fig. 39-4 consists of a converging lens of focal length +6.0 cm placed 4.0 cm in front of a diverging lens of focal length -2.5 cm.
(a) Locate the image of a very distant object.
(b) Compare the size of the image formed by this lens combination with the size of the image that could be produced by the positive lens alone.
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a If the negative lens were not employed the intermediate image AB would be formed at ...View the full answer
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