Our Rectangular K9 Optic Crystal Blocks are the preferred choice for professionals in the personalized gift and recognition industry. Available in popular sizes including 50mm, 80mm, and 100mm, these blocks are manufactured from Grade A K9 optical glass, ensuring they are free from bubbles, flow lines, or inclusions. Each surface is precision-polished to a mirror finish, providing the optimal entry point for laser beams during the 3D sub-surface engraving process. Whether you are creating a corporate milestone award or a commemorative photo crystal, these versatile rectangular blanks deliver a professional, high-end result every time.
Item No.: BLANK-K9-19002
Material: Optical K9 Crystal Glass
Size: Standard - 50mm (2 inches)
Medium - 80mm (3 inches)
Large - 100mm (4 Inches)
Made from top-tier K9 optical crystal, these rectangular blanks are optimized for high-definition internal laser etching, offering maximum light refraction and permanent clarity.
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