| Optical system | Infinite Aberration Correction Optical System |
|---|---|
| Viewing head | 30° tilt infinity Hinged tee barrel; pupil distance 50-75mm; diopter ± 5; spectral ratio R: T = 100: 0/50:50 |
| Eyepieces | High eyepoint large field of view Plan eyepiece SWH10X/23mm, diopter adjustable, optional micrometer, grid plate |
| Objectives | Semi-complex anti-chromatic aberration infinity Long working distance anti-stress flat-field objectives: 5X, 10x, 20x, 50x Optional: Infinity anti-stress flat-field objectives: 4X, 10x, 20x, 40x, 60x |
| Focusing | Low-position coaxial fine-tuning; travel 28mm, fine adjustment precision 0.001mm; anti-slip locking, slice anti-collision limit protection |
| Nosepiece | Converter centrally adjustable for positioning within five holes |
| Intermediate tube | Push-pull type movable out of the polarizing lens group; turntable type Bradford mirror with adjustable center and focal length |
| Analyzer | 360° rotation, grid value 2°, accuracy 6 ′, with locking mechanism |
| Compensator | λ-sheet Φ18mm (optical path difference 551nm), λ/4-sheet Φ18mm (optical path difference 147.3nm), ‑ Ⅳ grade quartz wedge |
| Stage | Φ160mm metal rotary table, 360° rotation, grid value 1°, accuracy 6 ′, with locking device |
| Condenser | Shake-out type achromatic condenser n.a. 1.2, adjustable center, lifting |
| Illumination | Reflected Upper Illumination: 10W led, Field of View/Aperture Aperture Aperture, LBD Filter, Plug-in Polarizer Under Transmission Illumination: 10W led, Kohler Illumination, Variable Field of View Aperture |
| Melting point meter temperature range | Room temperature ~ 360°C 300°C/450°C/500°C (optional) |
| Melting point meter power consumption | 60W |
| Maximum temperature of hot platform exterior | When the hot body is 360 °C; when the room temperature is 25 °C ≤ 70 °C |
| Heating accuracy | Measurement accuracy: Full range ≤ ± 0.2% |
| System Volatility | ±1℃ |
| Hot Desk Specifications | Outline φ108mm × thickness 10.5mm Hot body φ32mm × thickness 8.5mm Through hole φ4.0mm, weight 215g |
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