Nagahara Phaco Chopper is a precision ophthalmic microsurgical instrument designed for nucleus chopping, fragmentation, and lens disassembly during phacoemulsification cataract surgery. Featuring a specialized Nagahara-style chopping tip with an angled working end, slim microsurgical shaft, and ergonomic handle, this reusable and autoclavable instrument provides efficient nucleus division, enhanced surgical control, and reliable performance in advanced cataract procedures. The Nagahara design is widely recognized for its role in the phaco chop technique used in modern cataract surgery.