Plastic Finishing Blocks

• Solid-Center blocks provide the extra support needed on AR coated lenses to prevent cracking and crazing
• Available in bags of 50 pieces

Solid-Center blocks provide the extra support needed on AR coated lenses to prevent costly cracking and crazing. Available in 24mm and 18mm round, 17mm and 19mm half-eyes, and 17mm x 30mm oval. For optimal support, use the solid center blcoks with the OptiSafe Blocking Pads and OptiSafe Anti-Slip Pads. This combination will prevent cracking, lens slippage, and twisting. Supplied in bags of 50 pieces.