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Microscope Objectives
<div class="category-guide clickable">
<h2><strong>Selection Guide for Objective Lenses</strong></h2>
<div class="guide-arrow"> </div>
<div class="table-guide table-hidden tr-zebre">
<table>
<tbody>
<th style="width: 10%;">
<h4><strong>Groups</strong></h4>
</th>
<th style="width: 15%;">
<h4><strong>Description</strong></h4>
</th>
<th style="width: 7%;">
<h4><strong>Design Wavelengths</strong></h4>
</th>
<th style="width: 6%;">
<h4><strong>Magnifications</strong></h4>
</th>
<th style="width: 7%;">
<h4><strong>Mounting Thread</strong></h4>
</th>
<th style="width: 7%;">
<h4><strong>Working Distance Range</strong></h4>
</th>
<th style="width: 12%;">
<h4><strong>Objective Families</strong></h4>
</th>
</tr>
<tr>
<td class="align-center"><a href="./objectives/near-ultra-violet-objectives-350-nm-800-nm/near-ultra-violet-nuv-objective-lenses-PAL-NUV.html"><img src="https://www.optosigma.com/pub/media/catalog/product/cache/b27e9de4b013e3855bcfc3a2fcf2e141/4/d/4dc487c1f17cd59ec6414d4f82ab54e60347b930_pal_nuv_p_1.jpg" alt="standard_grade_mounts" /></a>
<h5><strong><a href="./objectives/near-ultra-violet-objectives-350-nm-800-nm/near-ultra-violet-nuv-objective-lenses-PAL-NUV.html"> UV Objectives</a></strong></h5>
</td>
<td>
<p>These UV objective lens are infinity corrected and can be used for laser machining with pulsed 3rd and 4th harmonic YAG Lasers. Chromatic aberration is suppressed in both the visible and UV laser wavelength, achieving a high transmittance. Available with glass thickness compensation.</p>
</td>
<td>
<p>266, 355 nm</p>
</td>
<td>
<p>10X</p>
<p>20X</p>
<p>50X</p>
<p>80X</p>
</td>
<td>
<p>M26</p>
</td>
<td>
<p>3.5-30.5mm</p>
</td>
<td>
<ul>
<li>Ultra-Violet Objectives (266-355nm)</li>
<li>Near Ultra-Violet Objectives (355-800 nm)</li>
</ul>
</td>
</tr>
<tr>
<td class="align-center"><a href="./objectives/visible-objectives-400-nm-750-nm.html"><img src="https://www.optosigma.com/pub/media/catalog/category/visible_objectives-1_1.jpg" alt="standard_grade_mounts" /></a>
<h5><strong><a href="./objectives/visible-objectives-400-nm-750-nm.html"> Visible Objectives</a></strong></h5>
</td>
<td>
<p>Visible objective lenses are available in standard and long working distance (LWD) versions. Chromatic aberration and infinity correction is available with LWD types. The objective will allow user to focus a visible laser or perform microscopic observation of objects from a distance.</p>
</td>
<td>
<p>400−700nm</p>
</td>
<td>
<p>1X</p>
<p>2X</p>
<p>5X</p>
<p>10X</p>
<p>20X</p>
<p>50X</p>
<p>100X</p>
</td>
<td>
<p>M20.32 (RMS)</p>
<p>M26</p>
</td>
<td>
<p>0.3-45.3mm</p>
</td>
<td>
<ul>
<li>Long Working Distance - PAL-PAL-L</li>
<li>Standard - EPL-EPLE</li>
<li>Low Cost – OBL</li>
</ul>
</td>
</tr>
<tr>
<td class="align-center"><a href="./objectives/infrared-objectives-400-nm-1400-nm.html"><img src="https://www.optosigma.com/pub/media/catalog/category/pal-nir_p.jpg" alt="standard_grade_mounts" /></a>
<h5><strong><a href="./objectives/infrared-objectives-400-nm-1400-nm.html"> IR Objectives</a></strong></h5>
</td>
<td>
<p>IR objective lens have high numerical apertures and are infinity corrected. They are used for laser machining with pulsed fundamental-harmonic YAG Lasers. Chromatic aberration is suppressed in the visible laser wavelength, achieving a high transmittance. Available with glass thickness compensation.</p>
</td>
<td>
<p>1064nm</p>
</td>
<td>
<p>5X</p>
<p>10X</p>
<p>20X</p>
<p>50X</p>
<p>100X</p>
</td>
<td>
<p>M26</p>
</td>
<td>
<p>10-44mm</p>
</td>
<td>
<ul>
<li>PAL-NIR-LC</li>
<li>PAL-NIR</li>
</ul>
</td>
</tr>
<tr>
<td class="align-center"><a href="./objectives/yag-3-wavelengths-objectives-266-nm-355-nm-and-532-nm/3-wavelengths-objective-lenses-PFL-UV%20-%20NUV-AG.html"><img src="https://www.optosigma.com/pub/media/catalog/product/cache/b27e9de4b013e3855bcfc3a2fcf2e141/e/0/e035b989931c48cb02630d9047a95e88f2cafe2b_pfl_uv_nuv_ag_p_1.jpg" alt="standard_grade_mounts" /></a>
<h5><strong><a href="./objectives/yag-3-wavelengths-objectives-266-nm-355-nm-and-532-nm/3-wavelengths-objective-lenses-PFL-UV%20-%20NUV-AG.html"> Multi-Wavelength YAG Laser Objectives</a></strong></h5>
</td>
<td>
<p>These objective lens can be used for machining with YAG lasers. A single objective can be used for all three harmonic wavelengths: 2nd HG, 3rd HG, and 4th HG. Multi-wavelength objectives are infinity corrected and have long working distances.</p>
</td>
<td>
<p>266, 355, 532nm</p>
</td>
<td>
<p>10X</p>
<p>20X</p>
<p>50X</p>
<p>80X</p>
</td>
<td>
<p>M26</p>
</td>
<td>
<p>10.0-15.1mm</p>
</td>
<td>
<ul>
<li>YAG Triple Wavelength Objectives - PFL-UV - NUV-AG</li>
<li>YAG 2-Wavelengths Objectives (355 and 532 nm)</li>
</ul>
</td>
</tr>
<tr>
<td class="align-center"><a href="./objectives/glass-thickness-0-7-mm-and-1-1-mm-compensation-objectives.html"><img src="https://www.optosigma.com/pub/media/catalog/category/yag-2.jpg" alt="standard_grade_mounts" /></a>
<h5><strong><a href="./objectives/glass-thickness-0-7-mm-and-1-1-mm-compensation-objectives.html"> Glass-Thickness-Compensated Objectives</a></strong></h5>
</td>
<td>
<p>These objectives are designed with compensation for cover glass-thickness aberrations, making it possible to realize ideal beam spot size and quality while processing thorough a cover glass. These objective lenses can be used for laser repair processing for LCD or OLED modules.</p>
</td>
<td>
<p>266, 355, 532, 1,064nm</p>
</td>
<td>
<p>10X</p>
<p>20X</p>
<p>50X</p>
<p>80X</p>
<p>100X</p>
</td>
<td>
<p>M26</p>
</td>
<td>
<p>9.65-30.85mm</p>
</td>
<td>
<ul>
<li>UV Objectives-PFL-UV-AG-LC</li>
<li>NUV Objectives - PFL-UV-LC</li>
<li>NIR Objectives – PFL-NIR-LC</li>
</ul>
</td>
</tr>
<tr>
<td class="align-center"><a href="./objectives/reflective-objectives/reflective-microscope-objectives-lenses-OBLR.html"><img src="https://www.optosigma.com/pub/media/catalog/category/oblr_p.jpg" alt="standard_grade_mounts" /></a>
<h5><strong><a href="./objectives/reflective-objectives/reflective-microscope-objectives-lenses-OBLR.html"> Reflective Objectives</a></strong></h5>
</td>
<td>
<p>These reflective microscope objective lenses eliminate chromatic aberration over a wide bandwidth from the UV to the MWIR. They are typically used in microscope-spectrometry and failure-analysis applications in the semiconductor industry.</p>
</td>
<td>
<p>350-7,000nm</p>
</td>
<td>
<p>10X</p>
<p>20X</p>
<p>50X</p>
<p>40X</p>
</td>
<td>
<p>M20.32 (RMS)</p>
</td>
<td>
<p>3.5-16mm</p>
</td>
<td>
<ul>
<li>OBLR</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p> </p>
<br /><br /></div>
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