- Porro Prism Optical Design
- High-Contrast Fully Multicoated Optics
- Nitrogen-Filled, Water and Fogproof
- Closed Bridge Configuration
- Makrolon Polycarbonate Housing
- Large 7.1mm Exit Pupil
- Individual-Focus Oculars
- Auto-Focus System from 65' to Infinity
- Slip-Resistant NBR Rubber Armoring
- Twist-Up Rubber Eyecups