ZnSe Window are flat, plane-parallel plates that are often used as protective barriers for electronic sensors or detectors from outside environments. Optical Windows should be selected based on the material transmission or mechanical properties of the substrate. Optical Windows do not cause change in the magnification of a system. Worldhawks` Optical Windows are offered in a variety of substrates, such as Germanium (Ge), Silicon (Si), N-BK7(H-K9L), UV Fused Silica, Zinc Selenide (ZnSe). Multiple anti-reflection coating options are available for the Ultraviolet (UV), visible, or Infrared (IR).
Worldhawk offers standard and high precision optical glass windows in round ,rectangular, wedge windows and custom shape and size with different optical glasses,Fused Silica, Sapphire, ZnSe, Zns and IR crystal. The high precision parallelism of 10 arc seconds, surface quality of 40/20 and flatness of λ/10. Single layer or multi-layer anti-reflection coatings are available.
Znse Window,Znse Window Lens,Zinc Selenide Windows,Znse Optical Window ChangChun Worldhawk Optics Co.,Ltd , https://www.worldhawk-optics.com
1. Drinking Tea Tea is one of the most unique dietary elements of the Chinese people, and it is also one of the world’s most recognized health beverages. According to analysis, tea contains more than 300 kinds of chemical components, such as protein, fat, amino acids, carbohydrates, vitamins and tea polyphenols, tea, aromatic oils, lipopolysaccharides, etc., are all essential and indispensable for the human body. Nutrition and medicinal substances. Drinking tea helps control weight, protect eyes, prevent aging, and lower blood pressure.
2, eat more edible mushroom Edible fungus has high protein, low fat, low calorie characteristics, but also rich in vitamins, minerals and essential amino acids. With brain, enhance immunity, appetizers and spleen, liver and kidney function. There are many kinds of edible fungi, which are mainly divided into "mushroom", "bacteria" and "ear".
3, eat more fish and fish meat is good and chewing, Washington University Veterans Medical Center research results show that eating squid at least once a week, can reduce the elderly heart disease mortality rate of 44%, women eat 1 to 3 times a month fish, Reduce the chance of stroke by 7% and eat 5 times a week, reducing the chance of stroke by 50%. Therefore, we must eat more fish in our daily diet, especially deep-sea fish.
4, more soup "before meals, soup, better than good prescription" or there is a certain reason, before meals, soup can give the digestive tract, "lubrication", so that food is swallowed successfully, to prevent dry hard food to stimulate the digestive tract mucosa. But remember not to eat rice soup, which will cause the food to swallow and increase the stomach burden.
5, drink plenty of water to drink water must not wait until the thirsty and then drink water, every day should ensure a certain amount of water intake. In particular, the elderly, after entering the elderly, the body's moisture will gradually decrease, even 30% to 40% less than when young, so people, especially the elderly must consciously drink plenty of water, drink at least 800 ml of water a day. Of course, elderly people suffering from renal insufficiency and diseases such as glaucoma must strictly control the amount of drinking water.
Eat more and live longer!
More and more people begin to increase their exercise and control their diet for good health. As the saying goes: I will leave one meal and live to ninety-nine. However, while controlling diet, we also need to know what to eat more healthy and longevity. Xiao Bian recommends that you eat more of the following five types of food to make you healthier.