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Selected:8X42ED

Key Specs

Magnification 8x
Objective Aperture 42mm
Eyepiece Diameter 24mm
Exit Pupil Diameter 5.3mm
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SPECIFICATIONS

SAGA Eagle ED Gen II Roof Prism Binoculars Full Specifications

Parameter 8X42ED10X42ED
MagnificationDiff 8x10x
Objective Aperture 42mm42mm
Eyepiece DiameterDiff 24mm20mm
Exit Pupil DiameterDiff 5.3mm4.2mm
Eye Relief 13mm13mm
Angular Field of ViewDiff 8°6.5°
Field of View at 1000 mDiff 141m114m
Field of View at 1000 ydDiff 423@1000yds342ft@1000yds
Close FocusDiff 1.5m2m
Lens Material Extra-low dispersion (ED) glassExtra-low dispersion (ED) glass
Prism Material BaK-4 prismBaK-4 prism
Optical Coating SMC ultra-broadband coating, phase coating, dielectric coatingSMC ultra-broadband coating, phase coating, dielectric coating
Eyecup Type Hidden 2-step twist-upHidden 2-step twist-up
Waterproof Nitrogen-filled waterproofNitrogen-filled waterproof
Body Material Magnesium alloyMagnesium alloy
Focus System Center focus wheel + right diopter compensationCenter focus wheel + right diopter compensation
Prism Type Roof prismRoof prism
Tripod Mount 1/4" standard tripod mount1/4" standard tripod mount
Dimensions 127×52×142mm127×52×142mm
Net Weight 700g700g

Never look at the sun through the telescope — it can cause permanent eye damage or blindness.

PRODUCT OVERVIEW

SAGA Eagle ED Gen II Roof Prism Binoculars Product Overview

The SAGA Eagle ED Gen II Roof Prism Binoculars features BaK-4 prisms and fully multi-coated optics for sharp, true-to-life images. The ergonomic body with non-slip rubber armor is comfortable to hold and ready for birdwatching, travel and events.

  • ED extra-low dispersion glass, suppresses chromatic aberration for superior image quality
  • BAK4 prism with phase coating + dielectric high-reflectivity coating
  • Ultra-broadband multi-layer coating across multiple optical surfaces
  • Short hinge & short body, total weight only 700 g
  • Hidden 2-step twist-up eyecups, comfortable observation
  • Magnesium-alloy body, metal focus wheel, smooth operation
  • Nitrogen-filled internal anti-fog, suitable for varied outdoor observation
WHY THIS ONE

SAGA Eagle ED Gen II Roof Prism Binoculars Product Features

ED extra-low dispersion glass

suppresses chromatic aberration for superior image quality

BAK4 prism with phase coating + dielectric high-reflectivity coating

Ultra-broadband multi-layer coating across multiple optical surfaces

Short hinge & short body

total weight only 700 g

Hidden 2-step twist-up eyecups

comfortable observation

Magnesium-alloy body

metal focus wheel, smooth operation

Nitrogen-filled internal anti-fog

suitable for varied outdoor observation

IN THE BOX

SAGA Eagle ED Gen II Roof Prism Binoculars Package Contents

Binocular UnitShockproof Soft CaseNeck StrapEyepiece Cap / Objective CapLens ClothUser ManualPackaging Box
FAQ

Frequently Asked Questions

How many versions are available for this product?

2 versions: 8X42ED, 10X42ED. They differ in magnification, aperture and other specifications — switch between them in the specification table above to compare side by side.

What are the key specifications?

Magnification: 8x / 10x; Objective Aperture: 42mm; Eyepiece Diameter: 24 / 20mm; Exit Pupil Diameter: 5.3 / 4.2mm; Eye Relief: 13mm; Angular Field of View: 8° / 6.5°. Full parameters are listed in the specification table above.

What is included in the box?

Standard package: Binocular Unit, Shockproof Soft Case, Neck Strap, Eyepiece Cap / Objective Cap, Lens Cloth, User Manual, Packaging Box.

What are the main features?

ED extra-low dispersion glass, suppresses chromatic aberration for superior image quality; BAK4 prism with phase coating + dielectric high-reflectivity coating; Ultra-broadband multi-layer coating across multiple optical surfaces.

BUYING GUIDE

What to Consider When Choosing Binoculars

Magnification

Magnification determines how much closer the target appears; higher power also amplifies hand shake. 8x-10x is most comfortable for handheld use. For greater reach, use a tripod and choose higher power.

Objective Diameter

A larger objective gathers more light, giving brighter images in low light, but adds bulk and weight. Balance brightness against portability.

Field of View

A wider field of view covers more ground in one look, making it easier to catch moving targets. For birdwatching and ball games, prioritise field of view.

Close Focus

The ability to focus at short distances, ideal for insects and plants up close. Less important if you mainly observe distant targets.

Waterproofing

A nitrogen-filled waterproof body resists moisture and fogging, staying clear in rain, snow or temperature swings, and extending service life.

Weight & Grip

For long handheld sessions, weight and grip directly affect comfort. If you carry them all day or have smaller hands, prioritise a lightweight model.

Learn more about optics Go to Optics Insights →
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Compare Products

Current Product
SAGA Eagle II Gen ED Series 42mm Binoculars
SAGA Eagle II Gen ED Series 42mm Binoculars
Current variant:8X42ED
Other variants:
  • Magnification8x
  • Objective Aperture42mm
  • Eyepiece Diameter24mm
  • Exit Pupil Diameter5.3mm
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