Mitutoyo M Plan Apo 20X Infinity-Corrected Long WD Objective
Regular price
$1,450.00
Sale price
$1,450.00
Regular price
$2,690.00
save $1,240.00
Mitutoyo M Plan Apo 20X Infinity-Corrected Long WD Objective — NA 0.42, 20mm WD, M26 thread, reflected light. Catalog 378-804-3. New / open box condition.
KEY FEATURES
- 20mm extra-long working distance — ample clearance for tall specimens, fixtures, environmental enclosures, and in-situ laser systems
- Plan Apochromat optical correction — flat-field, apochromatic color fidelity across the full field of view
- NA 0.42 — high numerical aperture for an ELWD objective at 20X magnification
- Infinity-corrected optical system — compatible with Mitutoyo tube lenses and infinity optical systems
- M26 thread mount — standard Mitutoyo objective thread for FS series, VMU series, and compatible systems
- Reflected light design — optimized for opaque specimen surface inspection
- New / open box condition — inspected by Spach Optics
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Technical Specifications
| Catalog Number | 378-804-3 |
| Series | M Plan Apo |
| Magnification | 20X |
| Numerical Aperture (NA) | 0.42 |
| Working Distance | 20mm (extra-long) |
| Optical Correction | Plan Apochromat (flat-field, apochromatic) |
| Optical System | Infinity-corrected |
| Thread Mount | M26 |
| Illumination | Reflected light |
| Condition | New / open box — inspected by Spach Optics |
| Country of Origin | Japan |
Microscope Compatibility
| Mitutoyo FS series inspection microscopes | |
| Mitutoyo VMU series | |
| Mitutoyo infinity-corrected optical systems with M26 objective thread | |
| Compatible tube lenses for infinity-corrected reflected light systems |
Typical Applications
Semiconductor wafer, die, and integrated circuit inspection
In-situ YAG laser repair and defect evaluation of semiconductor devices
Non-contact surface metrology and dimensional measurement
Printed circuit board (PCB) and electronic component inspection
Precision optics, coating, and surface finish inspection
Materials science, failure analysis, and industrial quality control
