Olympus EVIS PCF-140L Video Colonoscope Ultra-slim colonoscope with a small 11.3mm diameter Unrivaled image quality with superior life-like color reproduction Improved valve design Improved ergonomic controls Compatible with CV-180, CV-160, CV-140 and CV-100 video processors Specifications: Diameter: 11.3mm Working Length: 168cm Instrument Channel: 3.2 mm Field of View: 140 degrees Angulation Range: Up: 180, Down: 180, Right: 160, Left 160 Return Policy: Items are sold as-is with no returns or refunds available unless explicitly stated.