ZEISS Plan Apochromat 40x Objective Lens Correction Collar
I am looking to upgrade my microscope and had some questions on these objectives... Is the Correction collar worth the extra $175? and Is there really a difference in image, or is
Thorlabs.com - Microscope Objectives, Water Dipping or Immersion
Microscope World Blog: LWD Objectives with Correction Collars
Adjustment of Objective Correction Collars | Nikon's MicroscopyU
Two-Photon Microscopy: How to Minimize Optical Aberrations – Bliq Photonics
Olympus LCPlanFL 100x LCD Microscope Objective – Microscope Central