25-75X100 spotting scope, waterproof, BAK-4 prism, fully multi-coated, double wheels side adjust, wide view angle, high resoluti 25-75X100 spotting scope, waterproof, BAK-4 prism, fully multi-coated, double wheels side adjust, wide view angle, high resolutionMAGNIFICATION: 25-75xOBJECTIVE DIAMETER(mm): 100LENS COATING: fully multi-coated FIELD ANGLE: 1.7°-0.85° FIELD OF VIEW(at 1000m/1000yds): 29 ...