![homework and exercises - Magnification of an astronomical telescope not in normal adjustment? - Physics Stack Exchange homework and exercises - Magnification of an astronomical telescope not in normal adjustment? - Physics Stack Exchange](https://i.stack.imgur.com/3o4bB.png)
homework and exercises - Magnification of an astronomical telescope not in normal adjustment? - Physics Stack Exchange
Two converging lenses are to be placed in the path of parallel rays so that the rays remain parallel after passing through both lenses. How should the lenses be arranged? Give a
![Two converging lenses (f1 = 9.00 cm and f2=6.00 cm) are separated by 18.0 cm. The lens on the left has the longer focal length. An object stands 12.0 cm to the Two converging lenses (f1 = 9.00 cm and f2=6.00 cm) are separated by 18.0 cm. The lens on the left has the longer focal length. An object stands 12.0 cm to the](https://homework.study.com/cimages/multimages/16/dia_01525704350175277961.jpg)
Two converging lenses (f1 = 9.00 cm and f2=6.00 cm) are separated by 18.0 cm. The lens on the left has the longer focal length. An object stands 12.0 cm to the
![Two converging lenses are to be placed in the path of parallel rays - CBSE Class 10 Science - Learn CBSE Forum Two converging lenses are to be placed in the path of parallel rays - CBSE Class 10 Science - Learn CBSE Forum](https://ask.learncbse.in/uploads/db3785/original/2X/7/7503736f267885ad341a0706c6b0b410ccce9510.png)
Two converging lenses are to be placed in the path of parallel rays - CBSE Class 10 Science - Learn CBSE Forum
How should two converging lenses of unequal focal lengths be placed to reduce the aperture of a parallel beam of light without losing the energy of the light? - Quora
![Show diagrammatically, how should two converging lenses be arranged so that a parallel beam becomes parallel after passing through two lenses. Show diagrammatically, how should two converging lenses be arranged so that a parallel beam becomes parallel after passing through two lenses.](https://haygot.s3.amazonaws.com/questions/1697798_1786518_ans_65bccaa6377a4c19828b372c07c880bc.png)
Show diagrammatically, how should two converging lenses be arranged so that a parallel beam becomes parallel after passing through two lenses.
![convex lens concave lens how to determine focal length ray diagrams image properties real virtual inverted size correction of eye defects causes of long-sight short-sight igcse/gcse 9-1 Physics revision notes AQA Edexcel convex lens concave lens how to determine focal length ray diagrams image properties real virtual inverted size correction of eye defects causes of long-sight short-sight igcse/gcse 9-1 Physics revision notes AQA Edexcel](https://www.docbrown.info/page20/page20images/LensDiag03.gif)