>For focus, I would expect only the screen to help. However, >I do question the quality of a $25 screen, as opposed to >http://www.katzeyeoptics.com/item--Nikon-D3100-D3200-D5100-Focusing-Screen--prod_D3100.html > >I have the Hood Loupe, and it works great for viewing the LCD >is bright light. But for focus, the LCD will only show you >how well or poorly you did after the fact. > >---------+---------+---------+---------+---------+ >Joseph K >Seattle, WA, USA > >D700, D200, D70S, 24-70mm f/2.8, VR 70-200mm f/2.8 II, >50mm f/1.4 D, 70-300mm f/4.5-5.6 VR, 18-70mm f/3.5-4.5 DX > > Thans for your recommendation. It really look like katzeye is a better option, but it doesn´t seems reasonable to spend $200 on a $400 camera body, that why I asked for a cheaper focus screen. Once I get a D7100 (I hope in one o two years), I might consider it reasonable.