Field of View (FOV), Close Focus & Eye-Relief Comparisons
  Eyepiece Magnification FOV @ 1000yds Close Focus Eye-Relief
50mm
Hawke Endurance 12-36x50mm 12x - 36x 174ft - 90ft 2.5m / 8.2ft 16mm
60mm
Celestron LandScout 12-36x60mm 12x - 36x 157ft - 84ft 33ft / 10m 18-14mm
Hawke Endurance ED 60mm 15x - 45x 147ft - 78ft 8.2ft / 2.5m 20mm
Opticron MM3 ED 60mm 15x - 45x 138ft - 63ft 11.5ft / 3.5m 17-22mm
80mm - 90mm
Bresser Pirsch 20-60x80 20x - 60x 114ft - 18ft / 5m ?
Hawke Endurance ED 85mm 20x - 60x 105ft - 52.5ft   18mm - 20mm
Vanguard High Plains 580 20x - 60x 78ft - 42ft 42.7ft / 13m 16mm - 22mm
Vanguard Endeavor HD 82mm 20x - 60x 110ft - 52ft 19.7ft / 6m 19mm - 20mm
Snypex Knight T80mm ED APO 20x - 60x 78.5ft - 57.6ft 24ft / 7.3m 16mm - 25mm
90mm - 100mm
Levenhuk Blaze 90mm 30x - 90x 78.6ft - 42ft 32.8ft / 10m 15mm - 18mm
Celestron Regal 100 F-ED 22x - 67x 100ft - 50ft 26ft / 7.9m 20mm