SPOL-17
| Optical System | Infinity Color Corrected Optical System |
| Head | Compensation Binocular Head, 30° Inclined, 360° Rotatable, Interpupillary Distance 54-75mm, Diopter +/-5 Adjustable. |
| Eyepiece | High Eye-point Wide Field Plan Eyepiece PL10x22mm |
| Objective | Infinity Plan Destressing Objectives 4x, 10x, 40x, 60x |
| LWD Infinity Plan Destressing Objectives 5x, 10x, 20x, 50x | |
| Nosepiece | 4 Holes Revolving Nosepiece, Inward, Center Adjustable |
| Intermediate Tube | With Removable Internal Bertrand Lens, Analyzer And Compensators. Bertrand Lens With Rotating Switch, Focusing Recyclable, Center Adjustable |
| 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 ) | |
| Focusing | Coaxial Focus System With Upper Limited And Tension Adjustment; Coarse Range 25mm; Fine Precision 0.002mm |
| Stage | Circular Metal Stage Dia.160mm, Graphite Coating, Anti-corrosive And Anti-friction, 360° Rotatable, 1° Increment, Precision 6′ |
| Condenser | Swing-out Achromatic Condenser N.A.0.9, With 360° Rotatable Polarizer, Four Adjustable Scale: 0/90/180/270 |
| Light Source | Reflected Light, 12V/50W Halogen Lamp House, Imported Bulb, Center presetting, Reflected Illuminator With LBD Filter And Pluggable Polarizer, Field Diaphragm And Aperture Diaphragm Adjustable |
| Transmitted Light, 12V/50W Halogen Lamp House, Imported Bulb, Center Presetting, With Iris Diaphragm, Filter For Transmitted Light Yellow, Neutral, IF550, LBD | |
| Power | Wide Range Voltage 100~240V AC 50/60Hz |
