The measurement is displayed on the right. The optical performance is measured with a USAF 1951 resolution test chart at a distance of around 1 mm. A 100× objective lens is used to record the image.

Optical microscopes are indispensable research ... the research team conducted various performance tests. Imaging the resolution test chart with this objective measured a bright-field resolution ...

Optical coherence tomography (OCT) is a type of noninvasive imaging test. Ophthalmologists use OCT to create high-resolution, cross-sectional images of the inside of a person’s eye. OCT can help ...

These diffractive optical elements use concentric rings ... resolving features as small as 1.1 μm when tested with a USAF ...

have unveiled a planar optical device that significantly enhances the capabilities of dark-field microscopy, achieving ...

This course extends what you have learned about first-order, paraxial system design and optical resolution and efficiency with the introduction to real lenses and their imperfections. Prior knowledge ...

PITTSBURGH, March 11, 2025 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), a leader in photonics, introduces the WaveAnalyzer 1500B, a high-resolution optical spectrum analyzer that sets a new ...

An interpolated resolution is considerably greater than the optical resolution, which is the inherent physical resolution of the device. Depending on the contents of the image and the scanning ...

These 'all-optical' nanosensors are probed with light ... Remote measurement of mechanical signals with high sensitivity and spatial resolution is needed for a wide range of applications, from ...