| Model |
YR0261 |
| Objective |
Strainfree Infinity Plan Achromatic Objective 20x/0.4/∞/- W.D. 5.1mm |
YR0261-op1 |
| Stage |
Attachable Stage, Moving Range 30*40mm |
YR0261-op1 |
| Filter |
Netural Filter ND25 |
YR0261-op1 |
| Netural Filter ND26 |
YR0261-op1 |
| Adapter |
Photo Adapter |
YR0261-op1 |
| C-Mount 1.0x |
YR0261-op1 |
| Items |
YR0261 |
| Optical System |
Infinity Optical System |
| Head |
Seidentopf Trinocular Head, 30° Inclined, Interpupillary 48~75mm, Diopter Adjustable |
| Eyepiece |
Plan Eyepiece EW10x/22mm, Eyepiece Tube Dia.30mm |
| Plan Eyepiece With Scale of Crosshair |
| Plan Eyepiece With Cross |
| Plan Eyepiece With Gridding |
| Objective |
Strainfree Infinity Plan Achromatic Objective |
| 4x/0.10/∞/- W.D.17.3mm |
| 10x/0.25/∞/0.17 W.D.10mm |
| 40x/0.65/∞/0.17 W.D.0.54mm |
| 100x/1.25/∞/0.17 W.D.0.13mm |
| Nosepiece |
Backward Quintuple Nosepiece, Center Adjustable |
| Analyzer |
360° Dial Rotation Analyzer, Minimum Scale Reading 0.1° (Vernial Scale) |
| Switch Between Orthoscopic And Conoscopic Observation |
| Bertrand Lens Postion Adjustable |
| Optical Compensator: λ Slip (First Class Red), 1/4λ Slip, Quartz Wedge |
| Working Stage |
Polarizing Rotatable Stage, Dia.170mm, Center Adjustable |
| 360° Scale, Minimum Division 1° |
| Minimum Reading 6′ By Means of Vernial Scale |
| 45° Click Stop Knob |
| Condenser |
Strainfree Swing Condenser N.A.0.95/0.25 |
| Focusing |
Coaxial Coarse & Fine Adjustment, Focusing Range 32mm, Fine Division 0.001mm, Coarse Stroke 37.7mm Per Rotation, Fine Stroke 0.1mm Per Rotation |
| Polarizer |
360° Rotatable, 0° Position Adjustable |
| Filter |
Blue Filter, Dia.45mm |
| Illumination |
Transmit Illumination Halogen Lamp 24V100W, Brightness Adjustable |