XL Series Binocular Telescopes
High-Powered Binoculars
Oberwerk XL Series Binocular Telescopes are simply the most-powerful, versatile, and highest-quality binoculars on the market. Accepts any 1.25″ telescope eyepieces, allowing magnifications approaching 100x (BT-120XL-SD and BT-127XL-SD), with excellent image quality.
The XL Series, featuring magnesium alloy construction and ED objectives, sets a new standard for optical performance, portability, and affordability. Nothing else on the market comes close. Waterproof and nitrogen-filled, the XL Series features a 3-year Limited Warranty.
XL = EXCEL
The standard for optical performance. All include either ED or SD glass objectives and our 14mm eyepieces with a 70º AFOV.
XL = eXtra Light
What good is a binocular if you can’t take it anywhere? Our extra light construction allows for easy portability and setup.
BINOCULAR TELESCOPES
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BT-70XL-ED$1,650.00 -
BT-82XL-ED$2,250.00
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BT-82XL-SD$2,650.00
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BT-100XL-ED$2,750.00
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BT-100XL-SD$3,350.00
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BT-120XL-SD$4,695.00
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BT-127XL-SD$6,295.00
Model | Features* | Effective Aperture | FOV | FOV @1000m | AFOV | Usable Eye Relief | Exit Pupil | IPD Range | Min. focus | Length | Weight (lbs.) | Price (USD) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BT-70XL-ED | ED (FK-61), f/5.6, fl=390mm, 45°, 1.25″, 28x (70°), WA, WP, HD case | 100% | 28x-2.5° | 44m | 70° | 15mm | 2.5mm | 50-80mm | 25m | 13.5″ | 8.5 | $1,650 |
| BT-82XL-ED | ED (FK-61), f/5.5, fl=450mm, 45°, 1.25″, 32x (70°), WA, WP, HD case | 97.6% | 32x-2.2° | 39m | 70° | 15mm | 2.5mm | 50-80mm | 25m | 16.5″ | 10.3 | $2,250 |
| BT-82XL-SD | APO FCD100, f/5.5, fl=450mm, 45°, 1.25″, 32x (70°), WA, WP, HD case | 97.6% | 32x-2.2° | 39m | 70° | 15mm | 2.5mm | 50-80mm | 25m | 16.5″ | 10.3 | $2,650 |
| BT-100XL-ED | ED (FK-61), f/5.6, fl=560mm, 45°, 1.25″, 40x (70°), WA, WP, HD case | 96% | 40x-1.75° | 31m | 70° | 15mm | 2.4mm | 50-80mm | 25m | 21″ | 12.5 | $2,750 |
| BT-100XL-SD | APO FCD100, f/5.6, fl=560mm, 45°, 1.25″, 40x (70°), WA, WP, HD case | 96% | 40x-1.75° | 31m | 70° | 15mm | 2.4mm | 50-80mm | 25m | 21″ | 12.5 | $3,350 |
| BT-120XL-SD | APO FCD100, f/5.6, fl=670mm, 45°, 1.25″, 48x (70°), WA, WP, HD wheeled case | 98% | 48x-1.46° | 26m | 70° | 15mm | 2.75mm | 57-80mm | 25m | 25″ | 19.5 | $4,695 |
| BT-127XL-SD | APO FCD100/FK-61 triplet, f/5.1, fl=650mm, 45°, 1.25″, 46x (70°), WA, WP, HD wheeled case | 99.2% | 46x-1.52° | 26m | 70° | 15mm | 2.75mm | 57-80mm | 25m | 24″ | 24.5 | $6,295 |
