#$%^&*AU2014201078B220171012.pdf#####ABSTRACT A selIf -position,,ing l ight fil1,ter ing de vice including a rotational bearing having concentric outer and inner components rotatable relative to one another The inner comp:onenit defiJnes a-n opening for rcingthe tpor other component of a lght-emitng devtransparent filter Member filters optically harmfu gh emitted from the light emitting dlevice. The fiter member an-d the inner component11! of the rotational bearing are rotatable relative to one another. A countereight below the rotational bearing causes the filter member to remain in an upright position when the inner component of the rotational bearing rotate es re ative to the outer de A replaceable filter member for the filtering device is also disclosed,1/10 FIG. 1 30 r 10 40 32 36 50 60
