Two thin lenses of power + 4D and –2D are in contact.

power 4dPOWER 4D POWER 4D - DAFTAR POWER 4D. Rp 30.000. Detail Produk . POWER 4D adalah jurnal ilmiah yang mempublikasikan riset terkini diTwo lenses have power of (i) + 2 d (ii) -4D. What is the nature and focal length of each lens? b. An object is kept at a distance of 100 cm from lens of power -4D. Calculate the image distance.