Release of “TSN-501, TSN-502”
Kowa Optical Products Co., Ltd. will release spotting scopes,
“TSN-501” and “TSN-502”
“TSN-501” and “TSN-502”
Feature
♦ Ultra compact and lightweight body with 50mm diameter objective lens.
Both scopes weight are 400g, and 239/251mm in length.
♦ Fixed 20-40x Zoom Eyepiece with Twist-Up.
♦ Lenses are Multi-coated, ensuring sharp images and a clear visual range.
♦ Minimum focusing distance of just 2.5m.
♦ Waterproof and Filled with Dry Nitrogen Gas.
(These scopes are not intended for use underwater.)
Specifications 1
| Model | Objective Lens Effective Diameter |
Objective Lens | Minimum Focusing Distance |
Dimensions (Length x Width x Height) |
Weight |
|---|---|---|---|---|---|
| TSN-501 Angled type |
50mm | Standard glass |
2.5m | 239mm×72mm×125mm | 400g |
| TSN-502 Straight type |
50mm | Standard glass |
2.5m | 251mm×72mm×83mm | 400g |
Specifications 2
| Magnification | Real Field of View |
Exit Pupil Diameter |
Relative Brightness |
Twilight Factor |
Eye relief | Field of View at 1,000m |
|---|---|---|---|---|---|---|
| 20x | 2.3˚ | 2.5mm | 6.3 | 31.6 | 14mm | 40m |
| 40x | 1.6˚ | 1.3mm | 1.6 | 44.7 | 12.5mm | 28m |
