| Items | Specification | M14102 |
| Optical system | Infinity color corrected optical system | ● |
| Viewing head | 30° inclined gemel binocular head, interpupillary distance 54~75mm, left diopter ±5 adjustable | ● |
| 30° inclined gemel trinocular head, interpupillary distance 54~75mm, left diopter ±5 adjustable, splitting ratio R:T=100:0or 50:50 | ○ |
| 30°~60° tilting binocular head, interpupillary distance 54~75mm, left diopter ±5 adjustable | ○ |
| Eyepiece | High eye-point wide field plan eyepiece PL10X22mm | ● |
| High eye-point wide field plan eyepiece PL10X22mm, with reticle | ○ |
| High eye-point wide field plan eyepiece PL15X16mm | ○ |
| Objective | LWD plan destressing objective 5X/10X/20X/50X | ● |
| Plan destressing objective 4X/10X/20X/40X/60X | ○ |
| Intermediate tube | With removable internal Bertrand lens, analyzer and compensators. Bertrand lens with rotating switch, centerable, focusing recyclable. | ● |
| Analyzer | Pluggable analyzer, 360°rotatable, 2°increments, precision 6′, with locking device | ● |
| Compensator | Gyps 1λ (Φ18mm,optical path difference 551nm) | ● |
| Mical 1/4λ (Φ18mm,optical path difference 147.3nm) | ○ |
| Quartz Wedge(Ⅰ-Ⅳ) | ○ |
| Nosepiece (with DIC slot) | Revolving centerable quadruple nosepiece | ● |
| Revolving centerable quintuple nosepiece | ○ |
| Focus adjustment | Transmitted frame/ Transmitted & Reflected frame/ Reflected frame | ● |
| Coarse focus system with upper limited and tension adjustment, coarse range: 30mm, fine precision 0.002mm | ● |
| Stage | Dia.160mm circular metal stage, graphite coating, anti-corrosive and anti-friction, 360° rotatable, 1° increment, precision 6′ | ● |
| Condenser | Swing-out achromatic condenser(N.A. 1.2), with 360° rotatable polarizer, four adjustable scale: 0/90/180/270 | ● |
| Reflected illumination | Wide-range voltage 100V-240V_AC50/60Hz, 12V/50W halogen lamp house, imported bulb, center presetting, reflected illuminator with LBD filter and pluggable polarizer, field diaphragm and aperture diaphragm adjustable | ● |
| Transmitted illuminator | Koehler illumination, wide-range voltage 100V-240V_AC50/60Hz. 12V/50W halogen lamp house, imported bulb, center presetting, with iris diaphragm | ● |
| Others | Yellow/neutral/IF550/LBD filter for transmitted light | ● |
| Digital camera adapters: 1X, 2/3, 1/2 focusing C-mount; 3.2X photo eyepiece; photo tube with PK or MD mount; camera relay lens | ● |
| Mechanical stage, moving range: 30mm*40mm | ● |
| High precision micrometer, 0.01mm increment | ● |
