| Meade-LX200 7'' (177.8mm) Mak-Cass 881.1mmFL @f/4.9 (.33FR) |
| Design | Focal Length (mm) |
Apparent Field (°) |
Barrel Size |
Mag. (x) |
Exit Pupil (mm) |
True Field (°) |
True Field @1000 yards (feet) |
Mag.
w/2x Barlow |
Mag.
w/2x Big Barlow or Powermate |
Mag. w/2.5x Powermate |
Mag. w/3x Barlow |
Mag. w/4x Powermate |
Mag. w/5x Powermate |
| Plössl | 55 | 50 | 2" | 16.0 | 11.1 | 3.0 | 156.6 | -- | 32.0 | -- | -- | 64.1 | -- |
| Plössl | 40 | 43 | 1¼" | 22.0 | 8.1 | 1.8 | 91.9 | 44.1 | 44.1 | 55.1 | 66.1 | 88.1 | 110.1 |
| Plössl | 32 | 50 | 1¼" | 27.5 | 6.5 | 1.8 | 91.9 | 55.1 | 55.1 | 68.8 | 82.6 | 110.1 | 137.7 |
| Plössl | 25 | 50 | 1¼" | 35.2 | 5.0 | 1.4 | 72.2 | 70.5 | 70.5 | 88.1 | 105.7 | 141.0 | 176.2 |
| Plössl | 20 | 50 | 1¼" | 44.1 | 4.0 | 1.1 | 58.2 | 88.1 | 88.1 | 110.1 | 132.2 | 176.2 | 220.3 |
| Plössl | 15 | 50 | 1¼" | 58.7 | 3.0 | 0.8 | 42.9 | 117.5 | 117.5 | 146.9 | 176.2 | 235.0 | 293.7 |
| Plössl | 11 | 50 | 1¼" | 80.1 | 2.2 | 0.6 | 31.0 | 160.2 | 160.2 | 200.3 | 240.3 | 320.4 | 400.5 |
| Plössl | 8 | 50 | 1¼" | 110.1 | 1.6 | 0.4 | 22.1 | 220.3 | 220.3 | 275.3 | 330.4 | 440.6 | 550.7 |
| Radian | 18 | 60 | 1¼" | 49.0 | 3.6 | 1.2 | 62.3 | 97.9 | 97.9 | 122.4 | 146.9 | 195.8 | 244.8 |
| Radian | 14 | 60 | 1¼" | 62.9 | 2.8 | 0.9 | 49.0 | 125.9 | 125.9 | 157.3 | 188.8 | 251.7 | 314.7 |
| Radian | 12 | 60 | 1¼" | 73.4 | 2.4 | 0.8 | 42.9 | 146.9 | 146.9 | 183.6 | 220.3 | 293.7 | 367.1 |
| Radian | 10 | 60 | 1¼" | 88.1 | 2.0 | 0.7 | 35.8 | 176.2 | 176.2 | 220.3 | 264.3 | 352.4 | 440.6 |
| Radian | 8 | 60 | 1¼" | 110.1 | 1.6 | 0.5 | 28.3 | 220.3 | 220.3 | 275.3 | 330.4 | 440.6 | 550.7 |
| Radian | 6 | 60 | 1¼" | 146.9 | 1.2 | 0.4 | 21.5 | 293.7 | 293.7 | 367.1 | 440.6 | 587.4 | 734.3 |
| Radian | 5 | 60 | 1¼" | 176.2 | 1.0 | 0.3 | 18.0 | 352.4 | 352.4 | 440.6 | 528.7 | 704.9 | 881.1 |
| Radian | 4 | 60 | 1¼" | 220.3 | 0.8 | 0.3 | 14.3 | 440.6 | 440.6 | 550.7 | 660.8 | 881.1 | 1,101.4 |
| Radian | 3 | 60 | 1¼" | 293.7 | 0.6 | 0.2 | 11.2 | 587.4 | 587.4 | 734.3 | 881.1 | 1,174.8 | 1,468.5 |
| Panoptic | 41 | 68 | 2" | 21.5 | 8.3 | 3.0 | 156.6 | -- | 43.0 | -- | -- | 86.0 | -- |
| Panoptic | 35 | 68 | 2" | 25.2 | 7.1 | 2.5 | 131.8 | -- | 50.3 | -- | -- | 100.7 | -- |
| Panoptic | 27 | 68 | 2" | 32.6 | 5.4 | 2.0 | 103.8 | -- | 65.3 | -- | -- | 130.5 | -- |
| Panoptic | 24 | 68 | 1¼" | 36.7 | 4.8 | 1.8 | 91.9 | 73.4 | 73.4 | 91.8 | 110.1 | 146.9 | 183.6 |
| Panoptic | 22 | 68 | 2" & 1¼" | 40.1 | 4.4 | 1.6 | 85.1 | 80.1 | 80.1 | 100.1 | 120.2 | 160.2 | 200.3 |
| Panoptic | 19 | 68 | 1¼" | 46.4 | 3.8 | 1.4 | 72.5 | 92.7 | 92.7 | 115.9 | 139.1 | 185.5 | 231.9 |
| Panoptic | 15 | 68 | 1¼" | 58.7 | 3.0 | 1.1 | 58.2 | 117.5 | 117.5 | 146.9 | 176.2 | 235.0 | 293.7 |
| Nagler 5 | 31 | 82 | 2" | 28.4 | 6.3 | 2.7 | 143.0 | -- | 56.8 | -- | -- | 113.7 | -- |
| Nagler 5 | 26 | 82 | 2" | 33.9 | 5.2 | 2.3 | 119.2 | -- | 67.8 | -- | -- | 135.6 | -- |
| Nagler 4 | 22 | 82 | 2" | 40.1 | 4.4 | 2.0 | 105.9 | -- | 80.1 | -- | -- | 160.2 | -- |
| Nagler 5 | 20 | 82 | 2" | 44.1 | 4.0 | 1.8 | 93.3 | -- | 88.1 | -- | -- | 176.2 | -- |
| Nagler 4 | 17 | 82 | 2" | 51.8 | 3.4 | 1.6 | 82.7 | -- | 103.7 | -- | -- | 207.3 | -- |
| Nagler 5 | 16 | 82 | 1¼" | 55.1 | 3.2 | 1.4 | 75.2 | 110.1 | 110.1 | 137.7 | 165.2 | 220.3 | 275.3 |
| Nagler 6 | 13 | 82 | 1¼" | 67.8 | 2.6 | 1.1 | 59.9 | 135.6 | 135.6 | 169.4 | 203.3 | 271.1 | 338.9 |
| Nagler 4 | 12 | 82 | 2" & 1¼" | 73.4 | 2.4 | 1.1 | 58.2 | 146.9 | 146.9 | 183.6 | 220.3 | 293.7 | 367.1 |
| Nagler 6 | 11 | 82 | 1¼" | 80.1 | 2.2 | 1.0 | 50.7 | 160.2 | 160.2 | 200.3 | 240.3 | 320.4 | 400.5 |
| Nagler 6 | 9 | 82 | 1¼" | 97.9 | 1.8 | 0.8 | 42.2 | 195.8 | 195.8 | 244.8 | 293.7 | 391.6 | 489.5 |
| Nagler 6 | 7 | 82 | 1¼" | 125.9 | 1.4 | 0.6 | 33.0 | 251.7 | 251.7 | 314.7 | 377.6 | 503.5 | 629.4 |
| Nagler 6 | 5 | 82 | 1¼" | 176.2 | 1.0 | 0.5 | 23.8 | 352.4 | 352.4 | 440.6 | 528.7 | 704.9 | 881.1 |
| Nagler | 4.8 | 82 | 1¼" | 183.6 | 1.0 | 0.4 | 22.5 | 367.1 | 367.1 | 458.9 | 550.7 | 734.3 | 917.8 |
| Nagler 6 | 3.5 | 82 | 1¼" | 251.7 | 0.7 | 0.3 | 16.3 | 503.5 | 503.5 | 629.4 | 755.2 | 1,007.0 | 1,258.7 |
| Nagler 6 | 2.5 | 82 | 1¼" | 352.4 | 0.5 | 0.2 | 11.6 | 704.9 | 704.9 | 881.1 | 1,057.3 | 1,409.8 | 1,762.2 |
| Nagler | 7 | 82 | 1¼" | 125.9 | 1.4 | 0.6 | 32.0 | 251.7 | 251.7 | 314.7 | 377.6 | 503.5 | 629.4 |
| Nagler Zoom | 2 - 4 | 50 | 1¼" | 440.6 - 220.3 | 0.4 - 0.8 | 0.1 - 0.2 | 5.8 - 11.2 | 881.1 - 440.6 | 881.1 - 440.6 | 1,101.4 - 550.7 | 1,321.7 - 660.8 | 1,762.2 - 881.1 | 2,202.8 - 1,101.4 |
| Nagler Zoom | 3 - 6 | 50 | 1¼" | 293.7 - 146.9 | 0.6 - 1.2 | 0.2 - 0.3 | 8.9 - 17.4 | 587.4 - 293.7 | 587.4 - 293.7 | 734.3 - 367.1 | 881.1 - 440.6 | 1,174.8 - 587.4 | 1,468.5 - 734.3 |
| Click Stop Zoom | 8 - 24 | 55 - 40 | 1¼" | 110.1 - 36.7 | 1.6 - 4.8 | 0.5 - 1.1 | 25.9 - 56.9 | 220.3 - 73.4 | 220.3 - 73.4 | 275.3 - 91.8 | 330.4 - 110.1 | 440.6 - 146.9 | 550.7 - 183.6 |