ZEISS Victory SFL 8x40 specs and field of view
The Victory SFL 8x40 pairs a close focus of 4.9 ft with 18 mm of eye relief in a body that weighs 22.6 oz. The field of view is 420 ft at 1,000 yd, or 8 degrees.
- Field of view
- 420 ftat 1,000 yd
- Eye relief
- 18 mm
- Close focus
- 4.9 ft
- Weight
- 22.6 oz
- Exit pupil
- 5 mmcalculated
Why pick it
- Lightest of the 6: 22.6 oz
- 18 mm eye relief, enough for glasses
- Focuses as close as 4.9 ft
Who the Victory SFL 8x40 suits
Eyeglass wearers get 18 mm of eye relief, and the calculated 5 mm exit pupil keeps the image bright at dusk. The 4.9 ft close focus suits nearby subjects. The maker names birding and travel as uses.
The 40 mm objectives give a calculated relative brightness of 25, lower than the 39.1 calculated for the 8x50 in the same series.
Victory SFL 8x40 aside, the most popular models of all sizes are in our best binoculars comparison. Victory SFL 8x40 is one of 6 models in the 8x40 binoculars comparison.
Victory SFL 8x40 specifications
Victory SFL 8x40 figures as ZEISS prints them; rows marked * are calculated from the 8x40 size.
| Magnification | 8x |
|---|---|
| Objective lens | 40 mm |
| Field of view | 420 ft at 1,000 yd (140 m at 1,000 m) |
| Angular field of view | 8° |
| Apparent field of view | 60° |
| Eye relief | 18 mm |
| Close focus | 4.9 ft (1.5 m) |
| Eye spacing range | 52 to 74 mm |
| Weight | 22.6 oz (640 g) |
| Length | 5.7 in (144 mm) |
| Width | 4.5 in (114 mm) |
| Waterproofing | 400 mbar water resistance |
| Fog-proofing gas | Nitrogen |
| Focus system | Center focus |
| Exit pupil | 5 mm * |
| Twilight factor | 17.9 * |
| Relative brightness | 25 * |
* Calculated from the size, not printed by the maker.
Victory SFL 8x40 against other 8x40 binoculars
Victory SFL 8x40 shows 420 ft at 1,000 yd, below the 429 ft median of the 6 8x40 models in the chart. At 22.6 oz it is at or under the 25.6 oz median weight for the size.
Victory SFL 8x40 and its nearest rivals
Victory SFL 8x40 next to the 8x40 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 | Amazon |
|---|---|---|---|---|---|---|---|
| ZEISS Victory SFL 8x40 | 420 ft | 18 mm | 4.9 ft | 22.6 oz | 5 mm | ||
| Pentax SP 8x40 | 429 ft | 13 mm | 20 ft | 27.2 oz | 5 mm | Check price on Amazon | |
| Nikon Action EX 8x40 CF | 429 ft | 17.2 mm | 16.4 ft | 30.2 oz | 5 mm | ||
| Pentax SP 8x40 WP | 330 ft | 20 mm | 11.5 ft | 31.7 oz | 5 mm |
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Other sizes of the Victory SFL
ZEISS makes the Victory SFL in 7 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 |
|---|---|---|---|---|---|---|
| ZEISS Victory SFL 8x40 | 8x40 | 420 ft | 18 mm | 4.9 ft | 22.6 oz | 5 mm |
| ZEISS Victory SFL 8x30 | 8x30 | 426 ft | 18 mm | 4.9 ft | 16.2 oz | 3.8 mm |
| ZEISS Victory SFL 10x30 | 10x30 | 360 ft | 18 mm | 4.9 ft | 16.2 oz | 3 mm |
| ZEISS Victory SFL 10x40 | 10x40 | 345 ft | 18 mm | 4.9 ft | 22.6 oz | 4 mm |
| ZEISS Victory SFL 8x50 | 8x50 | 393 ft | 20 mm | 5.9 ft | 30.2 oz | 6.3 mm |
| ZEISS Victory SFL 10x50 | 10x50 | 366 ft | 18 mm | 5.9 ft | 30.8 oz | 5 mm |
| ZEISS Victory SFL 12x50 | 12x50 | 315 ft | 18 mm | 5.9 ft | 30.8 oz | 4.2 mm |
ZEISS binoculars
Victory SFL 8x40 questions
Victory SFL 8x40: does it work with glasses?
Victory SFL 8x40 has 18 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
Victory SFL 8x40: what does 8x40 mean?
Victory SFL 8x40 magnifies 8 times through 40 mm front lenses, which works out to an exit pupil of 5 mm, the width of the beam of light that reaches each eye.
Victory SFL 8x40: how wide is the view?
Victory SFL 8x40 shows a view 420 ft wide at 1,000 yd, below the 429 ft median of the 6 8x40 models in the chart.