MicrobeHunter.com Microscopy Forum

Posted: **Sat May 07, 2022 2:16 am**

Hello, is this antique a kind of dark field condenser?

: image_editor_1651886899830_edit_640908523579808.jpg (117.37 KiB) Viewed 1269 times

: image_editor_1651886886864_edit_640853117380858.jpg (86.02 KiB) Viewed 1269 times

: image_editor_1651886876091_edit_640883632983978.jpg (91.14 KiB) Viewed 1269 times

Have you ever used it?

Posted: **Sat May 07, 2022 2:31 am**

That is not Leitz Heine condenser. It is a regular darkfield condenser. Heine’s darkfield effect is not that great, because its illumination light range is too narrow.

Posted: **Sat May 07, 2022 2:40 am**

Thank you for your answers.

Posted: **Sat May 07, 2022 9:50 am**

It is an oil immersion dark field condenser NA 1.2.

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