Breakthrough X4 Dark ND 10‑Stop 82 mm (Demo) | Nano Coated, Made in USA

Breakthrough Photography X4 Dark ND 10‑Stop 82 mm – Demo – Excellent Condition  Up for sale: a demo unit of the Breakthrough Photography X4 Dark ND 10‑Stop 82 mm filter. This pro-grade filter delivers stunning long exposure capabilities in a sleek, ultra-slim brass frame. It’s in excellent condition, with pristine glass and coatings intact. Comes complete with original box, protective case, and microfiber cloth.  ⸻  Key Features: • 10‑Stop Light Reduction (ND1000): Enables silky waterfall effects and dreamy motion blur even in bright daylight • SCHOTT B270 Optical Glass: Industry-leading clarity and sharpness   • MRC16 + Nano Coatings: 16-layer multi-resistant coatings with nano-tec™ water-, oil-, and dirt-repellent layers  • Ultra-Slim Brass Frame: CNC-machined, weather-sealed, and easy to grip—even with gloves  • Color-Neutral Transmission: Flat spectrum delivers no color cast—trusted by pros  • Made in USA + 25‑Year Guarantee: Manufactured in California with long-term warranty support   Included in the Package: • X4 Dark ND 10‑Stop 82 mm Filter • Original hard plastic case • Red microfiber cleaning cloth • Original box   Condition: • Demo-grade: Glass and threads are flawless. Coatings like new. Perfectly functional. • Proven value: This filter consistently ranks at $189 retail   Breakthrough X4 Dark ND 10‑Stop, 82 mm long exposure filter, Breakthrough Photography ND filter, X4 ND1000, nano coated ND filter, SCHOTT B270 ND, made in USA filter