Synthetic sapphire is a single crystal form of corundum, Al2O3, also known as alpha-alumina. As an important crystal for technical use, sapphire has been widely applied for science technology, national defense and civil industry. Sapphire has a good therm

Dielectric film planar mirror is a kind of optical element which is coated with multiple dielectric films on the surface of optical element to make a certain band interference superposition, so as to enhance the reflectivity of optical element. This kind

A silver-coated mirror is a flat mirror with a silver-coated layer that reflects light back to its original direction. This kind of mirror is widely used in optical instrument, laser, stage light, display technology and other fields. The core part is a si

Aluminum mirror is a kind of mirror with a flat reflecting surface, and its surface is coated with an aluminum film, which has high reflectivity and good protection performance.

A gold mirror is a mirror in which a metallic gold film is plated on an optical plane. It has high reflectivity, excellent stability and corrosion resistance, and is commonly used in various optical systems, such as telescopes, microscopes, lasers, etc. T

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope. There are two crossed rulers inside the eyepiece micrometer. The reticle consists of 10 concentric rings w

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope. There are two crossed rulers inside the eyepiece micrometer. Each ruler is 10mm long and is divided into 1

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope. There are two crossed rulers inside the eyepiece micrometer. Cross line width range from 0.01~0.04mm ,diam

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope. There are two crossed rulers inside the eyepiece micrometer. Each ruler is 12mm long or 16mm long and is

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope. There are two crossed rulers inside the eyepiece micrometer. The reticle consists of 10 concentric rings w

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope. There are two crossed rulers inside the eyepiece micrometer. Cross line width range from 0.01~0.04mm ,surf

Microscope reticles are clear circular glass inserts with a scale inscribed on them. It is used in place of the standard eyepiece of the microscope.