87529 ⎘
Press-moulding glass; Product characteristics; Lenses, e.g. bi-convex Bi-concave
Glass lens blank for polishing, manufacturing method therefore, and optical lens manufacturing method
#2Method for manufacturing optical element and device for manufacturing same
#3Preform for optical element and optical element
#4Preform for optical element and optical element
#5Lens and process for the production thereof
#6Press mold and method of manufacturing optical element
#7Press mold and method of manufacturing optical element