Helios Fieldmaster ED85DS
Helios Fieldmaster ED85DS 20-60 x 80 ED Dual Speed Waterproof Zoom Spotting Scope
80mm
20x-60x Zoom
The new high-end Fieldmaster-ED85DS is perfect for the discerning birdwatcher and nature observer. This refined instrument features a doublet objective lens which provides a highly corrected image and excellent optical performance.
One Exotic ED (Extra-low dispersion) lens element is employed in its construction, which virtually eliminates chromatic aberration and delivers high-fidelity true-colour images. Features high quality BaK-4 Prisms. Optics are fully broadband multi-coated throughout for maximum light transmission and contrast. Features a precision 4:1 ratio dual-speed focuser for exceptional focusing accuracy. The stylish spotting scope body is constructed from robust but lightweight magnesium alloy, with a sliding dewshield/sun shade. Fully waterproof and nitrogen-filled for clear, fog-free viewing.
The supplied 7.5-22.5mm zoom eyepiece, constructed from 8 lens elements, provides a generous 20-18mm of eye relief and is suitable for use with or without spectacles. Supplied with quality Stay-on case. Standard tripod bush.
The Helios Fieldmaster-ED85DS is covered by a 5 year limited warranty.
Specifications:
| Model | FIELDMASTER-ED85DS |
|---|---|
| Specification | 20-60x85ED |
| Magnification | 20x to 60x |
| Object Lens Diameter | 85mm |
| Field of view | 2.2 to 1.1 degrees |
| Actual Field of View | 38m to 20m @ 1000m |
| Nearest Focus Distance | 4.5m |
| Weight | 1950g |
| Focal Length | 457.7mm |
| Multi-coated Optics | Yes |
| Scope Length | 385mm |
