Перфорированный Круглый стеклянный лист из кварцевого стекла, индивидуальная Спецификация

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Company Profile




Founded in 1998, Beijing Zhong Cheng Quartz Glass Co., Ltd. (ZCQ for short) represents a high-tech supplier manufacturing quartz, optical glass, crystal glass products and molding tools located in Changping District, Beijing, China. Our main customers are from overseas countries and mainland China. ZCQ's products are widely in the lines of semiconductors, electronics, coating, laser, chemicals, medical treatment, spaceflight, optical resources, laboratory research, mechanical equipment and others.

We mainly supply:
1. Quartz Products
2. Optical Glass
3. Crystal Glass
4. Some plastic and metal molding tools

In Type 1 Quartz Glass, we are supplying:
a. Quartz discs, windows, flats, plates, rings, substrates, wafers, fringes, and panels: both in fine polishing, fine grinding or commercial polishing and grinding; in transparent, nontransparent or opaque statuses
b. CNC Quartz components and parts:
Through CNC design and software control, the Quartz parts can be precisely fabricated especially in doing arcs, slopes, slots, spheres, holes and cones, and taking 3D and angle processing in accordance with clients' own designs.
c. Quartz labware made by thermal treatment:
Tubing, apparatuses and various customer-designed labware can be made.
d. Sio2 Targets (Silicon Dioxide Sputtering Targets): as a thin film and composite coating material for vacuum coating:
Purity: Containing SIO2 of 99.95%-99.9999%
Characteristics: High Purity; Low Air Bubble Density; Low Impurity Content
Category: Grains, Wafers, Discs, Panels, Plates, Rings, and Blocks

In Type 2 and 3 Optical Glass, we are supplying:
a. BK7 glass
b. B270 glass
c. F-series glass
d. Float glass
e. CaF2 glass
f. Quartz Crystal
g. Optical Coating (AR, UV Filters)
h. Other various optical materials


quartz plate Parameter
Standard Grade
Precision Grade
Ultra-precision Grade
quartz window Dimensional Tolerance
+/-0.2
+/-0.1
+/-0.05
circular shaped quartz Clear Aperture
>80% to >90%
>80% to >90%
>80% to >90%
Surface Quality
80/50
60/40
40/20
Parallelism
3 arc min
1 arc min
30 arc seconds
Wavefront Distortion
5λper 25mm
1λper 25mm
λ/4
Protective Bevel
<0.25x45 deg
<0.25x45 deg
<0.25x45 deg
Material
Synthetic fused Silica, Fused quartz, IR quartz, Borosilicate glass,Sapphire crystal, K9, B270, etc.
Shape
Circular, square, triangular, oval, and other shaped windows
Dimension
Large window, Ultra-thin window, Regular size window
Precision
Ordinary refractory window, High precision optical window
Coating
 High anti-UV Film, antireflective film, gold, aluminum, silver series quartz
glass, quartz UV filter, curved reflector and so on.


Youtube


ZCQ Company on Youtube
https://youtu.be/mvMeK0oJg44.


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