This is a small handy set...
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http://www.midnightkite.com/starcharts.html
These are monthly's...
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http://www.skymaps.com/
If the surrounding area is reasonably dark & free of stray white light, then a shroud should not be necessary.
You can make one yourself.
Is this a new eyepiece.......still under warranty?
If so, ask supplier about it.
Poss replacement?