Re: [Phys-L] Polaroid Filter Question

[Bernard Cleyet <bernardcleyet@redshift.com>]

Yes there’s a 1/4 wave plate incorporated.  The movie glasses have this so 3D independent to tilting ones head.  


A previous thread w/ more:

http://www.phys-l.org/archives/2011/12_2011/msg00092.html  

bc:    A partial solution is to align plain polarizers at 45deg. and 45 +/- 90deg.  His 3D projector is that.  



On 2015, Apr 01, , at 19:43, Dan Macisaac <danmacisaac@gmail.com> wrote:

> I'd agree with circular polarization.  See also modern 3d theatre glasses.
> Dan m
>
> Sent from my iPad