An achromat is a positive simple lens cemented to a negative simple lens. The primary advantage is that it is corrected for two colors and works well at high ...

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The plane resolving power of typical optical microscopes is generally defined by Rayleigh's resolving power. Even if the optical system is aplanatic, when ...

by R Henry · 2017 · Cited by 11 — Walther Spielmeyer first used the term Creutzfeldt-Jakob disease (CJD) in 1922. CJD occurs worldwide as a rare, sporadic disease, with genetic and iatrogenic ...

Dec 30, 2019 — A glasses prescription is not a contact lens prescription. Spectacle and contact lens prescriptions aren't the same. A spectacle prescription is ...

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Download scientific diagram | (a) Infrared-transparent visible-opaque fabric concept: while being opaque for visible light, the fabric allows thermal ...

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Quantum Cascade Laser (QCL) Systems are ideal for absorption spectroscopy and trace gas detection. ✓ Shop now with Edmund Optics!

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microscopes, also called light microscopes, work like magnifying glasses. They use lenses, which are curved pieces of glass or plastic that bend light. The ...

Designed for exceptional performance in demanding industrial applications. These lenses support a 2/3" format and deliver a high resolution of 2MP, ensuring ...

Metaphase Technologies provides high-quality, low cost, off-the-shelf and custom-made LED lighting systems for machine vision inspection.

Jan 9, 2023 — I thought I would share this comparison I did with a friend for a presentation I did for Sony and B&H.This is how different focal lengths ...

It replaces the old fiber optic cables used for I/O Ring devices and equipped with T&B connectors. To adapt T&B connector, use also 93000732D (plastic tube)