Leupold Mark 4 ARD 36mm Anti-Reflective Device

The Leupold Mark 4 Anti Reflective Device (ARD) is a threaded accessory designed for optics with a 36mm objective lens. It uses a honeycomb baffle array to reduce lens glare and unwanted reflections while maintaining the sight picture. The ARD is compatible with select Leupold tactical and spotting optics and is offered in multiple objective sizes to match common scope diameters.

Key Specifications

• Compatible with Leupold post-2004 riflescopes featuring a 36mm objective lens.
• Also compatible with the VX-3 Handgun 2.5-8x32mm as noted in the manufacturer information.
• Contains scores of tiny light-transmitting honeycomb baffles to reduce lens glare.
• Encased in a rigid plastic-threaded housing that secures the baffle assembly.
• Designed to reduce reflections without obscuring the sight picture.
• Offered to fit spotting scopes and tactical scopes in sizes including 36mm (other available sizes include 30mm, 40mm, 50mm, and 60mm as described by the manufacturer).
• Not intended for Leupold 20mm and CQ/T models as indicated in product notes.

The Mark 4 ARD provides a compact, purpose-built solution for reducing reflections on compatible optics. Its low-profile, threaded design and honeycomb baffle array help maintain a clear sight picture while minimizing stray light — a practical accessory for tactical, range, and field use where controlling reflections matters.