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NIKON D5100 / D3100 Focusing Screen Installation Instruction

~~Please prepare~~

1.Please prepare we send to your focusing screen and the accessories

2.The sweeps tool

~~Install procedure ~~

<P1> This is the NIKON D5100 camera.


<P2> Red arrowhead is lock yellow arrowhead is open direction.


<P3> Please reverse and Standing this camera.


<P4> This is another direction, convex of the place is the position of switch.


<P5> You can use thumb of left hand to open spring lock.


<P6> Because it is simple fix lock so open it is easy.


<P7> Tilt angle can take out focusing screen more easily.


<P8> Please clip the focusing screen edge and take out.


<P9> This is the spare parts for taking out.


<P10> This sample is FSB for d5100 focusing screen.


<P11> Put yellow slice.


<P12> Put the revise transparent slice,this step not necessarily needs, if test manual focus is back just need install it to revise. Please make reference explain in here.


<P13> Please clip the focusing screen edge and put the inside of the camera.(Split-image or Micro-prism facing to pentaprism is correct)


<P14> Before fixing please check whether focusing screen have in the right position or not.


<P15> Fix screens lock with the thumb of left hand is ok. Operate carefully until it locks in place.


<P16> Focusing screen already Install completion.


<P17> This is the appearance which didn't focus.(50/1.8 lens)


<P18> The central image enlarges.


<P19> This is the focus appearance.


<P20> The central image enlarges.



1 . <P.17>~<P.20>On all sides darker is the relation that the DC shooting viewfinder,Actually on all sides BE bright.

2 . NIKON D5100 change focusingscreen will not influence AF-Focus and focus point operate.