![The radii of curvature of a double convex lens are 15cm and 30cm and the refractive index of its glass is 1.5 . Calculate the focal length of the lens. The radii of curvature of a double convex lens are 15cm and 30cm and the refractive index of its glass is 1.5 . Calculate the focal length of the lens.](https://dwes9vv9u0550.cloudfront.net/images/10424079/d6684fb7-4f31-4528-a71c-de5c23b6460c.jpg)
The radii of curvature of a double convex lens are 15cm and 30cm and the refractive index of its glass is 1.5 . Calculate the focal length of the lens.
![A) Example of a convergent biconvex lens. (B) Example of a divergent... | Download Scientific Diagram A) Example of a convergent biconvex lens. (B) Example of a divergent... | Download Scientific Diagram](https://www.researchgate.net/publication/7479121/figure/fig6/AS:668483411009540@1536390273267/A-Example-of-a-convergent-biconvex-lens-B-Example-of-a-divergent-biconcave-lens.png)
A) Example of a convergent biconvex lens. (B) Example of a divergent... | Download Scientific Diagram
![An object is placed at a distance of 15 cm from a convex lens of focal length 10 cm. On the other side of the lens, a convex mirror is placed such An object is placed at a distance of 15 cm from a convex lens of focal length 10 cm. On the other side of the lens, a convex mirror is placed such](https://dwes9vv9u0550.cloudfront.net/images/1645592/8d2be5f7-0235-4418-aff7-da1310ef0a45.jpg)
An object is placed at a distance of 15 cm from a convex lens of focal length 10 cm. On the other side of the lens, a convex mirror is placed such
![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/LensDiag02.gif)
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
![Molecular Expressions: Science, Optics and You - Magnification with a Bi-Convex Lens: Interactive Java Tutorial Molecular Expressions: Science, Optics and You - Magnification with a Bi-Convex Lens: Interactive Java Tutorial](https://micro.magnet.fsu.edu/primer/java/lenses/magnify/magnifylensjavafigure1.jpg)
Molecular Expressions: Science, Optics and You - Magnification with a Bi-Convex Lens: Interactive Java Tutorial
![A biconvex lens of focal length 20cm, made of glass or refractive index 1.5, has water `(mu=1.33... - YouTube A biconvex lens of focal length 20cm, made of glass or refractive index 1.5, has water `(mu=1.33... - YouTube](https://i.ytimg.com/vi/_kE3c51BUSs/maxresdefault.jpg)
A biconvex lens of focal length 20cm, made of glass or refractive index 1.5, has water `(mu=1.33... - YouTube
![Displacement Method for finding Focal Length of Convex Lens Class 12Optics @Kamaldheeriya Maths easy - YouTube Displacement Method for finding Focal Length of Convex Lens Class 12Optics @Kamaldheeriya Maths easy - YouTube](https://i.ytimg.com/vi/QvTNJ-oRsV4/maxresdefault.jpg)