Vortex Razor UHD 10x42 specs and field of view
On the Razor UHD 10x42, a close focus of 4.5 ft is well inside the 6.6 ft median for 10x42.
- Field of view
- 346 ftat 1,000 yd
- Eye relief
- 16.7 mm
- Close focus
- 4.5 ft
- Weight
- 32.2 oz
- Exit pupil
- 4.2 mmcalculated
Why pick it
- 346 ft view, wider than the typical 336 ft
- 16.7 mm eye relief, enough for glasses
- Focuses as close as 4.5 ft
Who the Razor UHD 10x42 suits
Near subjects suit the 4.5 ft close focus, and 16.7 mm of eye relief covers eyeglass wearers. Its field reads 346 ft.
At 32.2 oz it is heavy for the size, where the median is 24.9 oz, and the maker list band is over $2,000.
Razor UHD 10x42 aside, the most popular models of all sizes are in our best binoculars comparison. Razor UHD 10x42 is one of 87 models in the 10x42 binoculars comparison. Vortex lists it in the over $2,000 price band, alongside the models in best binoculars over $1,000.
Razor UHD 10x42 specifications
Razor UHD 10x42 figures as Vortex prints them; rows marked * are calculated from the 10x42 size.
| Magnification | 10x |
|---|---|
| Objective lens | 42 mm |
| Prism type | Roof |
| Field of view | 346 ft at 1,000 yd (115 m at 1,000 m) |
| Angular field of view | 6.6° |
| Apparent field of view | 66° * |
| Eye relief | 16.7 mm |
| Close focus | 4.5 ft (1.4 m) |
| Eye spacing range | 56 to 76 mm |
| Weight | 32.2 oz (913 g) |
| Length | 7 in (178 mm) |
| Width | 5.6 in (142 mm) |
| Fog-proofing gas | Argon |
| Tripod adaptable | Yes |
| Focus system | Center focus |
| Maker list price | over $2,000 |
| Exit pupil | 4.2 mm * |
| Twilight factor | 20.5 * |
| Relative brightness | 17.6 * |
* Calculated from the size, not printed by the maker.
Razor UHD 10x42 against other 10x42 binoculars
Razor UHD 10x42 shows 346 ft at 1,000 yd, at or above the 336 ft median of the 87 10x42 models in the chart. At 32.2 oz it is heavier than the 24.9 oz median for the size.
Razor UHD 10x42 and its nearest rivals
Razor UHD 10x42 next to the 10x42 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 |
|---|---|---|---|---|---|---|---|
| Vortex Razor UHD 10x42 | 346 ft | 16.7 mm | 4.5 ft | 32.2 oz | 4.2 mm | over $2,000 | |
| Swarovski NL Pure 10x42 | 399 ft | 18 mm | 6.6 ft | 30 oz | 4.2 mm | over $2,000 | |
| Swarovski EL 10x42 | 336 ft | 20 mm | 10.8 ft | 29.6 oz | 4.2 mm | $1,000 to $2,000 | Check price on Amazon |
| Vortex Razor HD 10x42 | 362 ft | 16.5 mm | 6 ft | 24.8 oz | 4.2 mm | $1,000 to $2,000 |
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Other sizes of the Razor UHD
Vortex makes the Razor UHD 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 |
|---|---|---|---|---|---|---|
| Vortex Razor UHD 10x42 | 10x42 | 346 ft | 16.7 mm | 4.5 ft | 32.2 oz | 4.2 mm |
| Vortex Razor UHD 8x32 | 8x32 | 472 ft | 18 mm | 5.9 ft | 21.9 oz | 4 mm |
| Vortex Razor UHD 10x32 | 10x32 | 388 ft | 17 mm | 5.9 ft | 21.9 oz | 3.2 mm |
| Vortex Razor UHD 8x42 | 8x42 | 420 ft | 17.2 mm | 4.5 ft | 32.2 oz | 5.3 mm |
| Vortex Razor UHD 10x50 | 10x50 | 341 ft | 18 mm | 6.6 ft | 36.5 oz | 5 mm |
| Vortex Razor UHD 12x50 | 12x50 | 288 ft | 17 mm | 6.6 ft | 36.1 oz | 4.2 mm |
| Vortex Razor UHD 18x56 | 18x56 | 194 ft | 18 mm | 10 ft | 41.6 oz | 3.1 mm |
Vortex binoculars
Razor UHD 10x42 questions
Razor UHD 10x42: does it work with glasses?
Razor UHD 10x42 has 16.7 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
Razor UHD 10x42: what does 10x42 mean?
Razor UHD 10x42 magnifies 10 times through 42 mm front lenses, which works out to an exit pupil of 4.2 mm, the width of the beam of light that reaches each eye.
Razor UHD 10x42: how wide is the view?
Razor UHD 10x42 shows a view 346 ft wide at 1,000 yd, at or above the 336 ft median of the 87 10x42 models in the chart.
Razor UHD 10x42: can it go on a tripod?
Razor UHD 10x42 is tripod adaptable according to Vortex, so it accepts a binocular tripod adapter.