Found this Pahse 2 135mm 2.8 for Olymous but couldn't find anything on the brand online.

When Christian L. Sauska and his former business partners established LightSources, Inc. in 1983, they envisioned a company that offered global OEM lamp designs ...

A beam of light incident on the metal surface is reflected. Reflection involves two rays - an incoming or incident ray and an outgoing or reflected ray.

TE Connectivity empowers engineers by designing and manufacturing sensor and connectivity solutions for our increasingly connected world.

As Vision enters an exciting new phase with a refreshed brand identity, Matt and Caleb are more inspired than ever. Their high expectations for the future are ...

Diffuse lighting is a soft light without the intensity or glare of direct light. It comes from all directions and is scattered.

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Infrared radiation can promote local blood circulation and reduce muscle tension. Examples of traditional medical applications of infrared radiation include the ...

TC Bond · 2006 · 2852 — Depending on the parameters chosen, π electrons affect predicted absorption most; the number of free conduction electrons is much lower and they have little ...

A light whose electric field vibrations are restricted to a single plane perpendicular to the direction of propagation is called a polarized ...

White light interferometry is an extremely powerful tool for optical measurements. This paper discusses the advantages and disadvantages of white light ...

A uniform high-luminance side-light type backlight source, includes: a light guide plate (1), a light source (2) mounted on the side of the light guide ...