![What is the focal length of a convex lens of focal length 30 cm in contact with a concave lens o... - YouTube What is the focal length of a convex lens of focal length 30 cm in contact with a concave lens o... - YouTube](https://i.ytimg.com/vi/QK6XjcBb8rk/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGCwgZSgsMA8=&rs=AOn4CLC9qpdK2QpMnCjSahmrbkf-x3N7jA)
What is the focal length of a convex lens of focal length 30 cm in contact with a concave lens o... - YouTube
![The thickness of lens in diagram 2.1 is compare to lens diagram 2.2 thicker The focal length in diagram 2.1 is compare to. - ppt video online download The thickness of lens in diagram 2.1 is compare to lens diagram 2.2 thicker The focal length in diagram 2.1 is compare to. - ppt video online download](https://slideplayer.com/slide/9354076/28/images/4/The+thickness+of+lens+in+diagram+2.1+is+compare+to+lens+diagram+2.2.jpg)
The thickness of lens in diagram 2.1 is compare to lens diagram 2.2 thicker The focal length in diagram 2.1 is compare to. - ppt video online download
![SOLVED: 3) Determine the focal length of the thick lens The drawing below shows how te focal length can be calculated using f = 42 +d/2 where d is the thickness of SOLVED: 3) Determine the focal length of the thick lens The drawing below shows how te focal length can be calculated using f = 42 +d/2 where d is the thickness of](https://cdn.numerade.com/ask_images/2b1aee4126224d3899c81629d0438062.jpg)
SOLVED: 3) Determine the focal length of the thick lens The drawing below shows how te focal length can be calculated using f = 42 +d/2 where d is the thickness of
![Which of these has smaller focal length-a thick lens or a thin lens - Science - - 12042363 | Meritnation.com Which of these has smaller focal length-a thick lens or a thin lens - Science - - 12042363 | Meritnation.com](https://img-nm.mnimgs.com/img/study_content/content_ck_images/images/img(16).png)
Which of these has smaller focal length-a thick lens or a thin lens - Science - - 12042363 | Meritnation.com
![Lens thickness E and antenna directivity vs. focal length F for on-axis... | Download Scientific Diagram Lens thickness E and antenna directivity vs. focal length F for on-axis... | Download Scientific Diagram](https://www.researchgate.net/publication/255179525/figure/fig3/AS:684136599670785@1540122284413/Lens-thickness-E-and-antenna-directivity-vs-focal-length-F-for-on-axis-X0-and.png)