<p>
 <img alt="IMG_20180928_184028" class="alignnone size-medium wp-image-67592 gcloudimg" data-attachment-id="67592" data-comments-opened="1" data-image-meta='{"aperture":"2.2","credit":"","camera":"Redmi 4A","caption":"","created_timestamp":"1538160028","copyright":"","focal_length":"4.92","iso":"640","shutter_speed":"0.03030303030303","title":"","orientation":"0"}' data-image-title="IMG_20180928_184028" data-recalc-dims="1" height="300" src="https://storage.googleapis.com/microcosmosdelta.appspot.com/images/transfer_67591/IMG_20180928_184028.jpg" width="225"/>
 <img alt="IMG_20180928_184005" class="alignnone size-medium wp-image-67593 gcloudimg" data-attachment-id="67593" data-comments-opened="1" data-image-meta='{"aperture":"2.2","credit":"","camera":"Redmi 4A","caption":"","created_timestamp":"1538160005","copyright":"","focal_length":"4.92","iso":"800","shutter_speed":"0.03030303030303","title":"","orientation":"0"}' data-image-title="IMG_20180928_184005" data-recalc-dims="1" height="300" src="https://storage.googleapis.com/microcosmosdelta.appspot.com/images/transfer_67591/IMG_20180928_184005.jpg" width="225"/>
</p>
<p>
 This is observed on foldscope lens even if cleaned with lens cleaner. these foldscopes are without any slide. Kindly suggest some method to clean the lenses.
</p>


Query

Rpvvshalimarbagh | Fri, Sep 28, 2018, 6:15 AM

Locations

Categories

Type of Sample

Foldscope Lens Magnification

Comments