These wooden eye glasses fit many of full sized  Ulbricht 
Nutcrackers.  The style is as a pair of "Reading Glasses" 
with lowered flat top of each frame.

Made in Germany by 
Holzkunst Christian Ulbricht
Sold in painted Gold, Silver or Natural Wood
2-3/4 x 7/8 inches / 7,0 x 2,2 cm