Selecting an Eyepiece
Eyepiece Specifications
Panoptic
Nagler
TeleVue Eyepiece Specification
Prod. Code |
1FL (mm) |
Eyepiece Type | Barrel (in.) |
2E / G | 3AF | 4G | 5ER (mm) |
Field Stop (mm) |
6Eyepiece Dimensions (in.) | Weight (lb / oz) |
Recommended | ||||||
A | B | C | D | E | F | Bino Vue | DIOPTRX Digiscoping | ||||||||||
EPL-55.0 | 55 | Plössl | 2" | 4 / 2 | 50 | 38 | 46 | 3 | 1.4 | 2.3 | 1.16 | 1.13 / 18.1 | Y | ||||
EPL-40.0 | 40 | Plössl | 1¼" | 4 / 2 | 43 | 28 | 27 | 1.8 | 0.9 | 1.6 | 0.7 | 0.41 / 6.6 | Y | Y | |||
EPL-32.0 | 32 | Plössl | 1¼" | 4 / 2 | 50 | B | 22 | 27 | 1.9 | 0.9 | 1.6 | 0.25 | 0.39 / 6.2 | Y | Y | ||
EAP-25.0 | 25 | Plössl | 1¼" | 4 / 2 | 50 | B | 17 | 21.2 | 1.6 | 0.9 | 1.3 | 0.25 | 0.27 / 4.3 | Y | |||
EAP-20.0 | 20 | Plössl | 1¼" | 4 / 2 | 50 | B | 14 | 17.1 | 1.2 | 0.9 | 1.3 | 0.25 | 0.19 / 3.0 | Y | |||
EAP-15.0 | 15 | Plössl | 1¼" | 4 / 2 | 50 | B | 10 | 12.6 | 0.9 | 0.9 | 1.3 | 0.25 | 0.16 / 2.6 | Y | |||
EAP-11.0 | 11 | Plössl | 1¼" | 4 / 2 | 50 | B | 8 | 9.1 | 0.5 | 0.9 | 1.4 | 0.25 | 0.14 / 2.2 | Y | |||
EAP-08.0 | 8 | Plössl | 1¼" | 4 / 2 | 50 | B | 6 | 6.5 | 0.4 | 0.9 | 1.4 | 0.25 | 0.11 / 1.8 | Y | |||
ERD-18.0 | 18 | Radian | 1¼" | 6 / 4 | 60 | B | 20 | 18.3 | 1.4 | 1.4 | 1.8 | 0.25 | 0.49 / 7.8 | Y | Y | ||
ERD-14.0 | 14 | Radian | 1¼" | 6 / 4 | 60 | B | 20 | 14.4 | 1.6 | 1.4 | 1.8 | 0.25 | 0.54 / 8.7 | Y | Y | ||
ERD-12.0 | 12 | Radian | 1¼" | 6 / 4 | 60 | B | 20 | 12.6 | 1.8 | 1.1 | 1.8 | 0.25 | 0.53 / 8.5 | Y | Y | ||
ERD-10.0 | 10 | Radian | 1¼" | 6 / 4 | 60 | B | 20 | 10.5 | 1.9 | 1.2 | 1.8 | 0.25 | 0.54 / 8.7 | Y | Y | ||
ERD-08.0 | 8 | Radian | 1¼" | 6 / 4 | 60 | B | 20 | 8.3 | 2.2 | 1.2 | 1.8 | 0.25 | 0.60 / 9.6 | Y | Y | ||
ERD-06.0 | 6 | Radian | 1¼" | 7 / 5 | 60 | B | 20 | 6.3 | 2.5 | 1.3 | 1.8 | 0.25 | 0.79 / 12.6 | Y | Y | ||
ERD-05.0 | 5 | Radian | 1¼" | 7 / 5 | 60 | B | 20 | 5.3 | 2.6 | 1.2 | 1.8 | 0.25 | 0.80 / 12.8 | Y | Y | ||
ERD-04.0 | 4 | Radian | 1¼" | 7 / 5 | 60 | B | 20 | 4.2 | 2.6 | 1 | 1.8 | 0.25 | 0.76 / 12.1 | Y | Y | ||
ERD-03.0 | 3 | Radian | 1¼" | 7 / 5 | 60 | B | 20 | 3.3 | 2.7 | 1.1 | 1.8 | 0.25 | 0.77 / 12.3 | Y | Y | ||
EPO-41.0 | 41 | Panoptic | 2" | 6 / 4 | 68 | A | 27 | 46 | 3.8 | 1.1 | 3 | 0.27 | 2.10 / 33.6 | Y | |||
EPO-35.0 | 35 | Panoptic | 2" | 6 / 4 | 68 | C | 24 | 38.7 | 3.4 | 1.2 | 2.6 | 0.17 | 1.60 / 25.6 | Y | |||
EPO-27.0 | 27 | Panoptic | 2" | 6 / 4 | 68 | A | 19 | 30.5 | 2.4 | 1.2 | 2.1 | 0.29 | 1.03 / 16.4 | Y | |||
EPO-24.0 | 24 | Panoptic | 1¼" | 6 / 4 | 68 | B | 15 | 27 | 2.1 | 0.8 | 1.9 | 0.25 | 0.51 / 8.2 | Y | |||
EPO-22.0 | 22 | Panoptic | 2" & 1¼" | 6 / 4 | 68 | A | 15 | 25 | 2 | 1.7 | 1 | 2.1 | 1.3 | 0.27 | 0.96 / 15.4 | Y | |
EPO-19.0 | 19 | Panoptic | 1¼" | 6 / 4 | 68 | B | 13 | 21.3 | 1.7 | 0.9 | 1.7 | 0.25 | 0.41 / 6.6 | Y | |||
EPO-15.0 | 15 | Panoptic | 1¼" | 6 / 4 | 68 | B | 10 | 17.1 | 1.3 | 0.9 | 1.4 | 0.25 | 0.30 / 4.8 | Y | |||
EN5-31.0 | 31 | Nagler 5 | 2" | 6 / 4 | 82 | 19 | 42 | 3.9 | 1.5 | 3.3 | -0.38 | 2.20 / 35.2 | Y | ||||
EN5-26.0 | 26 | Nagler 5 | 2" | 6 / 4 | 82 | 16 | 35 | 3 | 1.5 | 2.8 | -0.05 | 1.60 / 25.6 | Y | ||||
EN4-22.0 | 22 | Nagler 4 | 2" | 7 / 5 | 82 | 19 | 31.1 | 2.4 | 1.5 | 2.4 | -0.29 | 1.50 / 24.0 | Y | ||||
EN5-20.0 | 20 | Nagler 5 | 2" | 6 / 4 | 82 | C | 12 | 27.4 | 2.1 | 1.3 | 2.1 | 0.15 | 1.04 / 16.6 | ||||
EN4-17.0 | 17 | Nagler 4 | 2" | 7 / 5 | 82 | 17 | 24.3 | 2.6 | 1.5 | 2.4 | -0.03 | 1.60 / 25.6 | Y | ||||
EN5-16.0 | 16 | Nagler 5 | 1¼" | 6 / 4 | 82 | B | 10 | 22.1 | 1.5 | 1.2 | 1.7 | 0.28 | 0.44 / 7.1 | Y | |||
EN6-13.0 | 13 | Nagler 6 | 1¼" | 7 / 4 | 82 | B | 12 | 17.6 | 1.6 | 1.3 | 1.6 | 0.25 | 0.40 / 6.4 | Y | |||
EN4-12.0 | 12 | Nagler 4 | 2" & 1¼" | 6 / 4 | 82 | 17 | 17.1 | 2.3 | 1.8 | 1 | 2.4 | 1.2 | 0.78 | 1.01 / 16.2 | Y | ||
EN6-11.0 | 11 | Nagler 6 | 1¼" | 7 / 4 | 82 | B | 12 | 14.9 | 1.7 | 1.2 | 1.6 | 0.25 | 0.42 / 6.7 | Y | |||
EN6-09.0 | 9 | Nagler 6 | 1¼" | 7 / 4 | 82 | B | 12 | 12.4 | 1.9 | 1.2 | 1.6 | 0.25 | 0.42 / 6.7 | Y | |||
EN6-07.0 | 7 | Nagler 6 | 1¼" | 7 / 4 | 82 | B | 12 | 9.7 | 2.2 | 1.2 | 1.6 | 0.25 | 0.50 / 8.0 | Y | |||
EN6-05.0 | 5 | Nagler 6 | 1¼" | 7 / 4 | 82 | B | 12 | 7 | 2.1 | 1.2 | 1.6 | 0.25 | 0.49 / 7.9 | Y | |||
EN6-03.5 | 3.5 | Nagler 6 | 1¼" | 7 / 4 | 82 | B | 12 | 4.8 | 2.2 | 1.2 | 1.6 | 0.25 | 0.53 / 8.5 | Y | |||
EN6-02.5 | 2.5 | Nagler 6 | 1¼" | 7 / 4 | 82 | B | 12 | 3.4 | 2.3 | 1.2 | 1.6 | 0.25 | 0.54 / 8.7 | Y | |||
ENA-07.0 | 7 | Nagler | 1¼" | 7 / 4 | 82 | B | 10 | 9.4 | 1.9 | 1.1 | 1.3 | 0.25 | 0.41 / 6.5 | Y | |||
ENZ-0204 | 2 - 4 | Nagler Zoom | 1¼" | 5 / 3 | 50 | B | 10 | 1.7 - 3.3 | 0.9 | 1.6 | 1.7 | 0.25 | 0.36 / 5.7 | Y | |||
ENZ-0306 | 3 - 6 | Nagler Zoom | 1¼" | 5 / 3 | 50 | B | 10 | 2.6 - 5.1 | 0.7 | 1.6 | 1.7 | 0.25 | 0.33 / 5.3 | Y | |||
DCZ-2408 | 8 - 24 | Click Zoom DIOPTRX-ready | 1¼" | 7 / 4 | 55 - 40 | 15 - 20 | 7.6 - 16.7 | 2.6 | 1 | 1.7 | 0.1 | 0.49 / 7.9 | Y | Y | |||
Prod. Code |
1FL (mm) |
Eyepiece Type | Barrel (in.) |
2E / G | 3AF | 4G | 5ER (mm) |
Field Stop (mm) |
6Eyepiece Dimensions (in.) | Weight (lb / oz) |
Recommended | ||||||
A | B | C | D | E | F | Bino Vue | DIOPTRX Digiscoping |
Table Footnotes
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1FL: Focal Length 2E / G: # Lens Elements / # Groups3AF: Apparent Field of View 4G: Parfocal Group, eyepieces with the same letter are approximately parfocal -- require little (if any) refocusing when used together.5ER: Eye Relief 6Eyepiece Dimensions: see diagram right |
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