Lens cap for 17mm f1.7

[icestrike]

Greetings
Need a lil help
Anyone know where can I get the lens cap for the 17mm f1.7 lens used on the gf1?
Thank you in advance

 

[icestrike]

Opps sorry I meant for the 20mm f1.7 lens

 

[star07]

Not sure is it need to have a filter of UV or CPL filter for the gf1+pan cake lens??
I juz bought this unit and i'm newbie ....
Hope to get some advice too...