As for as my work is concerned i am studying the output spectrum of a laser. well it is a basic problem and i had previously discussed it over forum to clear my misconceptions regarding the same design.Indeed it helped a lot in selecting the various components and their use.
Regarding filter i am now using a low pass bessel filter in my design being flat in response and i think it will be sufficient for the current design.
Can i use other filters in this design?
Also i would to know that by increasing my fiber length why my results got varied and also the quality factor got reduced?
is their some provision of increasing the length of the fiber variably so that i can know that upto which distance my design is working satisfactorily.
Answer will be appreciated.
regards