Nikon 8x20HG L DCF specs and field of view
A close focus of 7.9 ft and 9.5 oz weight stand out in the 8x20HG L DCF, with a 357 ft field and 15 mm of eye relief.
- Field of view
- 357 ftat 1,000 yd
- Eye relief
- 15 mm
- Close focus
- 7.9 ft
- Weight
- 9.5 oz
- Exit pupil
- 2.5 mmcalculated
Why pick it
- Widest view of the 3: 357 ft
- Longest eye relief of the 3: 15 mm
- Focuses as close as 7.9 ft
Who the 8x20HG L DCF suits
The 7.9 ft close focus and 15 mm eye relief suit nearby subjects and glasses, and a 3 m rating for 5 minutes adds weather cover.
The 20 mm lenses give a calculated exit pupil of 2.5 mm, so dusk views stay dim.
8x20HG L DCF aside, the most popular models of all sizes are in our best binoculars comparison.
8x20HG L DCF specifications
8x20HG L DCF figures as Nikon prints them; rows marked * are calculated from the 8x20 size.
| Magnification | 8x |
|---|---|
| Objective lens | 20 mm |
| Prism type | Roof |
| Field of view | 357 ft at 1,000 yd (119 m at 1,000 m) |
| Angular field of view | 6.8° |
| Apparent field of view | 50.8° |
| Eye relief | 15 mm |
| Close focus | 7.9 ft (2.4 m) |
| Eye spacing range | 56 to 72 mm |
| Weight | 9.5 oz (270 g) |
| Length | 3.8 in (96 mm) |
| Width | 4.3 in (109 mm) |
| Waterproofing | Up to 3 m / 9.8 ft for 5 minutes |
| Fog-proofing gas | Nitrogen |
| Exit pupil | 2.5 mm * |
| Twilight factor | 12.6 * |
| Relative brightness | 6.3 * |
* Calculated from the size, not printed by the maker.
8x20HG L DCF against other 8x20 binoculars
8x20HG L DCF shows 357 ft at 1,000 yd, at or above the 345 ft median of the 3 8x20 models in the chart. At 9.5 oz it is at or under the 9.5 oz median weight for the size.
8x20HG L DCF and its nearest rivals
8x20HG L DCF next to the 8x20 models closest to it in maker list price, with the best figure in each column in bold.
| Model | Field of view | Eye relief | Close focus | Weight | Exit pupil | Maker list price |
|---|---|---|---|---|---|---|
| Nikon 8x20HG L DCF | 357 ft | 15 mm | 7.9 ft | 9.5 oz | 2.5 mm | |
| Leica Trinovid 8x20 BCA | 340 ft | 14 mm | 9.8 ft | 8.3 oz | 2.5 mm | |
| Canon 8x20 IS | 345 ft | 13.5 mm | 6.6 ft | 14.8 oz | 2.5 mm |
Other sizes of the HG L DCF
Nikon makes the HG L DCF in 2 sizes; a larger front lens adds brightness and weight, and more magnification narrows the view.
| Model | Size | Field of view | Eye relief | Close focus | Weight | Exit pupil |
|---|---|---|---|---|---|---|
| Nikon 8x20HG L DCF | 8x20 | 357 ft | 15 mm | 7.9 ft | 9.5 oz | 2.5 mm |
| Nikon 10x25HG L DCF | 10x25 | 282 ft | 15 mm | 10.5 ft | 10.6 oz | 2.5 mm |
Nikon binoculars
8x20HG L DCF questions
8x20HG L DCF: does it work with glasses?
8x20HG L DCF has 15 mm of eye relief, under the 16 mm the RSPB advises for people who wear glasses, so the edge of the view may be cut off with glasses on.
8x20HG L DCF: what does 8x20 mean?
8x20HG L DCF magnifies 8 times through 20 mm front lenses, which works out to an exit pupil of 2.5 mm, the width of the beam of light that reaches each eye.