IT is usually assumed that the depth of focus, t, of a well-corrected microscope objective is given by one or other of the following formulæ: where N is the refractive index of the medium through ...

Neuroscientists have developed innovative objectives for light microscopy by using mirrors to produce images. Their design finds correspondence in mirror telescopes used in astronomy on the one hand ...

Two dedicated microscope objectives optimized for deep, high-resolution imaging of life science specimens up to 8mm beneath the surface have been introduced by Olympus. The new 10x and 25x objectives ...

Classic design: the Schmidt objective produces detailed images of neurons in a mouse brain. (Courtesy: Anna Maria Reuss (USZ) & Fabian Voigt (UZH)) Researchers in Switzerland have built what they ...

A global leader in agricultural genetics sought durable, economical UV microscope objectives. Issues in meeting these objectives included optical design complexity, wavefront control, and fabrication ...

Over on YouTube [Applied Science] shows us how to make an f/0.38 camera lens using an oil immersion microscope objective. The f-number of a lens indicates how well it will perform in low-light. To ...

This fast, ultra-precise nano-focusing stage with voice coil motor enables advancements in high resolution 2 photon fluorescence microscopy, image stack acquisition, genome sequencing, digital slide ...

Since the invention of the optical microscope in the 17th century, a remarkable evolution can be observed in the microscope’s performance and diversity. On the other hand, if we focus on its structure ...

The M25 multi-focus microscope uses separate cameras to capture images from 25 focal planes at different depths in a sample. (Photo by Eduardo Hirata) The aberration-corrected multi-focus microscopy ...