Product Comparison

YCS 6575X Trinocular Microscope vs YCS 6558X Trinocular Microscope

Two YCS trinocular stereo zoom microscopes, one tier apart. The 6558X is the red-accent model of the 6558 platform (6.5X–58X, 4.4 kg); the 6575X extends the zoom to 6.5X–75X and adds a 360° rotating head with a height-adjustable focus arm. Both include the CTV 0.5x camera adapter.

Side-by-Side Specifications

SpecificationYCS 6575X Trinocular MicroscopeYCS 6558X Trinocular Microscope
BrandYCSYCS
ModelYCS-6575XYCS-6558X
TypeTrinocular stereo zoom microscopeTrinocular stereo zoom microscope
Total Magnification6.5x – 75x continuous (with 10x eyepieces)6.5x – 58x continuous (with 10x eyepieces)
EyepiecesWF10X/23 high-eyepoint wide-angle ×2WF10X/23 high-eyepoint wide-angle ×2, anti-reflective coated
Camera PortCTV 1/2" 0.5x adapter includedCTV 0.5x adapter included
Head Rotation360° — swivel the head aside for direct board access—
StandHeight-adjustable focus arm on a metal pillar stand—
IlluminationLED illuminating dust cover (per manufacturer packing list)Adjustable LED ring light plate (ships black or white at random)
Size37.7 × 25 × 41 cm380 × 260 × 273 mm
Weight4.45 kg (net)4.4 kg (including base)
Package41 × 28 × 37 cm; 5.55 kg436 × 343 × 270 mm; 5.45 kg
In the BoxWF10X/23 eyepieces ×2, microscope head, focus arm, LED dust cover, CTV 1/2" 0.5x camera adapterEyepieces ×2, CTV 0.5x ×1, main unit, bracket, limiter, dust cover lens, column, base, LED light plate, rubber rings ×2
Zoom Range—0.65x – 5.8x (objective)
Focus—Eyepiece diopter fine adjustment + coarse focus knob
Interpupillary Adjustment—Flexible, ergonomic
Collision Protection—Limiter ring included
Base—Metal plate with positioning scale, 380 × 260 mm

Key Differences That Matter

Model

AYCS-6575X
BYCS-6558X

Total Magnification

A6.5x – 75x continuous (with 10x eyepieces)
B6.5x – 58x continuous (with 10x eyepieces)

Eyepieces

AWF10X/23 high-eyepoint wide-angle ×2
BWF10X/23 high-eyepoint wide-angle ×2, anti-reflective coated

Camera Port

ACTV 1/2" 0.5x adapter included
BCTV 0.5x adapter included

Head Rotation

A360° — swivel the head aside for direct board access
B—

Stand

AHeight-adjustable focus arm on a metal pillar stand
B—

Illumination

ALED illuminating dust cover (per manufacturer packing list)
BAdjustable LED ring light plate (ships black or white at random)

Size

A37.7 × 25 × 41 cm
B380 × 260 × 273 mm

Weight

A4.45 kg (net)
B4.4 kg (including base)

Package

A41 × 28 × 37 cm; 5.55 kg
B436 × 343 × 270 mm; 5.45 kg

In the Box

AWF10X/23 eyepieces ×2, microscope head, focus arm, LED dust cover, CTV 1/2" 0.5x camera adapter
BEyepieces ×2, CTV 0.5x ×1, main unit, bracket, limiter, dust cover lens, column, base, LED light plate, rubber rings ×2

Zoom Range

A—
B0.65x – 5.8x (objective)

Focus

A—
BEyepiece diopter fine adjustment + coarse focus knob

Interpupillary Adjustment

A—
BFlexible, ergonomic

Collision Protection

A—
BLimiter ring included

Base

A—
BMetal plate with positioning scale, 380 × 260 mm

Which One Should You Choose?

Both are genuine YCS trinocular microscopes sharing eyepieces and camera standards. Choose the 6558X if you want the compact red-accent body for under-60X work at the best price. Choose the 6575X for the extra zoom headroom up to 75X and the rotating-head workflow — swinging the optics aside for direct board access saves time on dense boards.

YCS 6575X Trinocular Microscope vs YCS 6558X Trinocular Microscope — FAQ

Same optics family?

Yes — both are part of the YCS microscope ecosystem with WF10X/23 eyepieces, a CTV 0.5x camera port, and the same post-mount stand standard. The 6575X simply extends the zoom range and adds head rotation.

Which should a BGA-focused bench pick?

The 6575X — the extra range up to 75X helps with ball inspection, and the rotating head makes it easier to reach boards for reballing and probing.

Is the 6558X outdated then?

Not at all — it is the value tier of the same ecosystem. For shops whose work sits under 60X, the 6558X delivers identical core optics in a lighter, red-accent body at a lower price.

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