As production companies and exhibitors continue to bicker over the cost of the specs, Sony touts in a patent filing one advance in the industry-wide effort to make the glasses disappear forever.

If you need more 3D glasses to outfit the rest of the family, Sony's active shutter glasses are now shipping on Amazon. The glasses are Sony TDGBR100B and sell for $149 each.

Well, those glasses are finally shipping on Amazon, and the price is more than we thought. The Sony active-shutter glasses for its 3D TVs are selling for $149 each.

The lack of a universal standard for active shutter 3D glasses became painfully clear during our 3D TV shootout last year, and gave plenty of reasons for buyers to skip the pricey specs altogether ...

The 3D glasses are active and use a rechargeable lithium ion battery inside. The battery has quick charge tech and will charge enough for an hours use in three minutes. A 45-minute charge is good ...

But Sony understands that the current wave of 3D is limited by the necessity to use glasses to access the technology, and they are already planning on the next step of the 3D revolution.

Sony announced during its E3 press event that due to the more than 100 3D games on PlayStation, the firm plans to release two new 3D hardware products: a PlayStation branded 3D monitor and glasses ...