Pay attention to the suitability of choosing ppe

What is art? Picking southeast leisurely see Nanshan leisurely taste elegant, or alone on the high-rise building End of the World Road, full of melancholy. In fact, the literature and art is particularly simple one afternoon is a book of literature and art, a man walked off work on the road is literature and art, a simple set of casual wear can also be literary, enough to wear in the hot summer than the wind to mature style, Casual style of the girl is approaching, but the paradigms are different.

The traditional sense of style should be long dress, a printed dress is good to show the intellectual side of the girls, elegant black elegant coat without losing the fashion, aesthetic printing reminiscent of Van Gogh The sunflower, full of classic art style.

Casual wear wide-leg pants with white shirt, bringing a little taste of classical style, white shirt simple and stylish good people produce elegant and elegant visual enjoyment. Dark blue wide leg pants style unique, stylish and stylish people are very happy.

Like to know more ladies with friends, please pay attention to Yi color women.

BK7 Meniscus Lenses

BK7 Meniscus Lenses,meniscus lenses ,positive meniscus lenses, negative meniscus lenses ,meniscus concave lens

Our company can produce many kinds of flat convex Spherical Mirrors with different sizes, radii and base materials, flat convex spherical Mirrors, flat concave spherical mirrors, double convex spherical mirrors, double concave spherical mirrors, meniscus spherical mirrors and other ordinary spherical mirrors. Special spherical mirror can also be processed, such as: achromatic spherical mirror, aspheric surface and spherical mirror group.

Materials: optical glasses such as flint glass, ultraviolet fused quartz and infrared fused quartz, as well as optical crystal materials such as calcium fluoride (CaF2), germanium (Ge), Zinc selenide (ZnSe) and silicon (Si)

Focal length: ±5mm -- ±1000mm±1%

(Germany TIROPTICS OPTOMATIC2000 test)

Outer circle: 4mm -- 200mm±0.1mm

Center thickness tolerance: ±0.1mm

Center deviation: 3-5 points

Surface accuracy: /2@

Surface quality: 40/20

Effective diameter: 90%

Plating film: according to customer requirements can be coated

In addition, we have more than a thousand kinds of standard products, and some of the standard products in stock to meet your needs

Bk7 Meniscus Lenses,Meniscus Concave Lens,Meniscus Correction Lens,Meniscus Cylindrical Lens

Gold Dragon Optics Electronic Technology CO.,Ltd , https://www.golddragon-optics.com