By sufeifei

DESIGNING DOUBLET ACHROMAT

The goal here is a coma-free air-spaced doublet achromat (contact type), also corrected for spherical aberration. This doublet type is known as Fraunhofer.

By Grace

10 Misunderstandings about Magnetic Particle Testing ...

What is the composition of your parts? It is important to understand what metals your parts are made of because only iron, nickel and cobalt can be magnetised.

By Franke

What are the Applications and Benefits of Using Tensile ...

Benefits of Using a Tensile Testing Machine. Using a UTM also allows for controlled experimentation with different parameters such as temperature and humidity.

By Morgan

How Does Advanced Seismic Imaging Technology Work?

## How Does Advanced Seismic Imaging Technology Work?

By Molly

The Benefits of Using Industrial Power Quality Analyzer Manufacturer

2024/03/10 — Being able to monitor current, a power quality analyzer can systematically calculate and display common power values, what gives you a whole ...

By becky

Key Questions to Ask When Ordering 3 Component Smart Seismic Sensor

When it comes to ordering a 3 component smart seismic sensor, there are several key questions that you should ask before making a purchase.

By Geym

What is a Sapphire Lens?

Sapphire lenses, often hailed as marvels of modern engineering, represent a pinnacle in optical technology.

By Daisy

The Best Places to Buy drone stands Online and In-Store

Your trusted seller of drones , parts, and accessories. Welcome to Dronefly , your premier destination for all things drones . $13,560 to $42,859 · ‎ Free delivery over $199 · ‎ 10-day returns