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 totating switch, centerable, focusing recyclable. |
Analyser |
Pluggable analyzer, 360°rotatable, 2°increments, precision 6?, with locking device |
Compensator |
Gyps 1? ??18mm,optical path difference 551nm? Mical 1/4? (?18mm,optical path difference 147.3nm) Quartz Wedge(?-?) |
Nosepiece |
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 illumination |
Koehler illumination, wide-range voltage 100V-240V_AC50/60Hz. 12V/50W halogen lamp house, imported bulb, center presetting, with iris diaphragm |
Other |
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 |