Observing tube

45° tilt, three-eye observation   cylinder, pupil distance adjustment range :54-75mm, spectral ratio: 80:20

Eyepiece

High eye spot wide field flat field   eyepiece PL10X/18mm

Objective

(long achromatic lens)

LMPL5X /0.13   WD15.5mm

LMPL10X/0.25   WD8.7mm

LMPL20X/0.40   WD8.8mm

LMPL50X/0.60   WD5.1mm

Transverter

Internal positioning four-hole   converter

Focusing mechanism

Coaxial focusing mechanism is coarsely   fine-tuned with low hand position, and the stroke of each revolution is 38   mm. Fine tuning precision 0.02mm

Objective table

Three layers of mechanical mobile   platform, the area 180 mmx155mm, right hand control, low stroke: 75 mm x 40   mm

Working table

Metal slide counter (central hole Φ 12   mm)

Fall lighting system

Colla lighting system with variable   aperture light bar and center adjustable field light bar, adaptive wide   voltage 100V-240V, a single 5W warm color LED lamp, continuous adjustable   light intensity

Color filter

Yellow, green, blue and frosted color   filter

Metallographic analysis system

FMIA2020 genuine metallographic   analysis software, Sony chip 3 million camera device, 0.5X adapter mirror   interface, micrometer.