Appears fine in 3rd person view, visible light through the lenses (see scope circle immediately right of my head):
http://images.akamai.steamusercontent.com/ugc/393300969345070713/3659369D241816AD375BA2FCEE3712841B17AEB4/
But in 1st person this glitch was appearing last night (before present version, see below in "Game Version"):
http://images.akamai.steamusercontent.com/ugc/393300969345070360/3A76A0740AF971DE228AE843400CFFD56DC7DAB8/
Now the zeroing numbers and lines are visible on the aim dot:
http://images.akamai.steamusercontent.com/ugc/393300969345128930/8451BC85B17D0D306199B7B6EC86FB5CA491B33A/
And nothing shows when looking down the lenses:
http://images.akamai.steamusercontent.com/ugc/393300969345070558/4F5AACF6CB557DC15A3938A7A2E0D48BB9CC396B/