How much does this cost to the nearest dollar?

Opteka 500mm f/6.3 (with 2X- Telephoto Mirror Lens for Fuji X-Mount X-T2, X-T1, X-T20, X-T10, X-E3, X-E2S, E-E2, X-E1, X-A3, X-A2, X-A1, X-A10 and X-M1 Digital Cameras
ADVANCED OPTICS Featuring an optimized design, this lens uses mirrors and a series of 7 optical glass elements in 6 groups to reduce chromatic and spherical aberrations. A anti-reflective coating suppresses lens flare and ghosting for increased contrast and color fidelity. SUPER ZOOM Manual focus 500mm or 1000mm with the 2x converter, this lens is not only

Price is $140.00
Price: $139.95