Nikon M Plan 100x ELWD Objective - 210 Tube Length

In stock

SKU: 79237

Regular price $1,800.00
Sale price $1,800.00 Regular price $4,550.00 save $2,750.00
The Nikon M Plan 100x ELWD Reflected Light Objective is a high-magnification Extra Long Working Distance (ELWD) objective designed for the Nikon Optiphot Reflected Light (210 TL) microscope and other 210mm tube length systems. With an RMS thread and ELWD optical design, it delivers sharp, high-contrast surface imaging with greater clearance than standard 100x objectives — essential for inspecting larger or more complex specimens. This unit is in excellent condition with flawless optics, available at significant savings over new pricing.

KEY FEATURES

  • 100x magnification with ELWD design for extended working clearance
  • Brightfield reflected light (EPI) design for opaque and surface-level specimen inspection
  • M Plan optical correction for flat, uniform field across the full image area
  • RMS thread, 210mm tube length — compatible with Nikon Optiphot and other 210 TL reflected light microscopes
  • Excellent condition — flawless optics, inspected and verified
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Product Overview

The Nikon M Plan 100x ELWD (SKU 79237) is part of Nikon's M Plan series of finite tube length reflected-light objectives, engineered for high-magnification surface imaging on opaque specimens. The ELWD design provides meaningfully more working distance than standard 100x objectives, reducing the risk of contact with specimens and enabling inspection of slightly recessed or elevated features. The M Plan optical correction delivers a flat, well-corrected field suited to both visual inspection and camera-based imaging. With an RMS thread and 210mm tube length, this objective is a direct fit for the Nikon Optiphot Reflected Light microscope and compatible 210 TL systems. This listing is for a unit in excellent condition with flawless optics — a strong value for labs seeking a proven Nikon objective at well below new cost.

Technical Specifications

Manufacturer Nikon
Model / SKU M Plan 100x ELWD / 79237
Magnification 100x
Working Distance Class ELWD (Extra Long Working Distance)
Thread RMS
Tube Length 210mm (Finite)
Optical System Finite / 210 TL
Illumination Type Brightfield EPI (Reflected Light)
Optical Correction M Plan
Compatible Microscopes Nikon Optiphot Reflected Light, 210 TL systems
Immersion Medium Dry (Air)
Condition Excellent — Flawless Optics
Country of Origin Japan

Microscope Compatibility

Typical Applications

High-magnification semiconductor and IC surface inspection
PCB trace, via, and solder joint analysis
Metallurgical microstructure and surface finish examination
Precision component quality control and failure analysis
Materials science surface imaging
Industrial inspection on Nikon Optiphot and 210 TL systems
  • Designed for Mixed-Brand Lab Environments

    Olympus, Nikon, Zeiss, Leica components in one place

  • Quality-Verified New & Pre-Owned Equipment

    Professionally sourced and verified for performance

  • Backed by Spach Optics Warranty & Support

    Ideal for labs using multiple microscope platforms

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    Most orders ship quickly from within the United States

  • Expert Support from Optical Specialists

    Guidance on compatibility, selection, and configuration