The Collaborative International Dictionary of English v.0.48:

Anaglyphic \An`a*glyph"ic\, Anaglyphical \An`a*glyph"ic*al\, a.
   Pertaining to the art of chasing or embossing in relief;
   anaglyptic; -- opposed to diaglyptic or sunk work.
   [1913 Webster]

WordNet (r) 3.0 (2006):

anaglyphical
    adj 1: related to anaglyphs or anaglyphy [syn: anaglyphic,
           anaglyphical, anaglyptic, anaglyptical]