How much does this cost to the nearest dollar?

AmScope 0.5X C-Mount Camera Lens for Olympus Microscopes
This is a 0.5X C-mount lens for Olympus microscopes. The lens adapts C-mount cameras with sensors in the 1/1.8 to 1/2.5 range, to Olympus BX, CX, MX, STM, SZX, IX, and GX series microscopes. Features & Specifications Power 0.5X Sensor Compatibility 1/1.8 to 1/2.5 Compatibility Olympus BX, CX, MX, STM, SZX, IX, GX Series Microscopes Camera Mount / 25.4mm diameter) Microscope Mount 42mm Manufactured under ISO 9001 Quality Control Standards Warranty 1 Year Camera adapter for Olympus BX, CX

Price is $166.00

Price: $165.99