Products & Services
See also: Categories | Featured Products | Technical Articles | More Information-
Supplier: Shanghai Optics
Description: BK7 Windows: Optical Properties and Applications A BK7 Window is an optical window made of high quality Schott glass. These windows have excellent optical quality, and feature uniform transmission in the visible as well as into the near infrared. They have a
- Window Material: BK7 Glass
-
Supplier: Artifex Engineering
Description: Our BK7 windows are available with a high parallelism of 10 arc seconds, ideal for applications requiring minimal transmitted beam deviation.
- Diameter, Square Side, or Rectangular Length: 5.000000000000001 to 50 mm
- Thickness: 2 to 10.000000000000002 mm
- Surface Flatness: λ/10, λ/2
- Surface Quality: 20-10 Scratch / Dig, 40-20 Scratch / Dig
-
Supplier: Foctek Photonics, Inc.
Description: Besides standard windows, Foctek offers all kinds of custom-made windows according to customers’ requirement: Windows made from materials such as N-BK7, Fused Silica, Sapphire, CaF2, Silicon, Borofloat, Pyrex, or other optical glass supplied by Schott and Chinese CDGM are
- Diameter, Square Side, or Rectangular Length: 10.000000000000002 to 50.800000000000004 mm
- Thickness: 2 to 6.3500000000000005 mm
- Surface Flatness: λ/10, λ/2
- Surface Quality: 10-5 Scratch / Dig, 60-40 Scratch / Dig
-
-
Supplier: UNI OPTICS(Fujian) Co., Ltd
Description: BK7 window is the most common type of window. It has good performance over visible and near infrared wavelength regions. At the same time, BK7 window is ideal for applications require minimal transmitted beam deviation. It is suitable for AR coating.
- Diameter, Square Side, or Rectangular Length: 2 to 350 mm
- Surface Flatness: λ/2
- Surface Quality: 60-40 Scratch / Dig
- Windows Features: Antireflective
-
Supplier: Changchun Yutai Optics Co., Ltd.
Description: The BK7 (K9) window with steps is a specially designed optical element that adds one or more step structures to a standard optical window. This design is often used to meet specific optical, mechanical or mounting requirements. What are the applications for BK7 (K9)
- Parallelism or Wedge Angle: 180 arcmin
- Surface Flatness: λ/10
- Surface Quality: 60-40 Scratch / Dig
- Window Material: BK7 Glass
-
Supplier: HG Optronics, Inc.
Description: BK7 window is the most common type of window. It has good performance over visible and near infrared wavelength regions. At the same time, BK7 window is ideal for applications require minimal transmitted beam deviation. It is suitable for AR coating. 7.1.What is
- Diameter, Square Side, or Rectangular Length: 2 to 350 mm
- Thickness: 1 to 50 mm
- Parallelism or Wedge Angle: 0.049999999999999975 to 3 arcmin
- Surface Flatness: λ/10, λ/2
-
Supplier: Changchun Sunday Optics Co., Ltd.
Description: Calcium fluoride has a high transmittance from ultraviolet to mid-infrared (250nm~7um), so it is widely used in the manufacture of prisms, Windows and lenses, In some applications with a wide spectrum range, it can be used directly without coating film, Especially, it has low absorption and
- Diameter, Square Side, or Rectangular Length: 1 to 1,000.0000000000001 mm
- Surface Flatness: λ/10
- Surface Quality: 10-5 Scratch / Dig
- Windows Features: Antireflective
-
Supplier: Changchun Yutai Optics Co., Ltd.
Description: Yutai Optics can process perforated BK7(K9) windows with the number of holes ranging from one to many, the hole diameter can be as small as 1mm, and the shape of the holes can be round, square, and can be processed according to the drawing. Why are there holes in some windows?
- Parallelism or Wedge Angle: 180 arcmin
- Surface Flatness: λ/10
- Surface Quality: 60-40 Scratch / Dig
-
Supplier: Ross Optical Industries
Description: Optical windows are made of optical grade glass with plane parallel surfaces. They are used to admit light into an optical system and to protect it from dirt and moisture. Windows made of BK7 material have high transmission in the visible spectral region, do not scratch easily,
- Diameter, Square Side, or Rectangular Length: 25 mm
- Thickness: 3 mm
- Parallelism or Wedge Angle: 3 arcmin
- Surface Quality: 60-40 Scratch / Dig
-
Supplier: Ross Optical Industries
Description: Optical windows are made of optical grade glass with plane parallel surfaces. They are used to admit light into an optical system and to protect it from dirt and moisture. Windows made of BK7 material have high transmission in the visible spectral region, do not scratch easily,
- Diameter, Square Side, or Rectangular Length: 50 mm
- Thickness: 10.000000000000002 mm
- Parallelism or Wedge Angle: 0.4999999999999998 arcmin
- Surface Flatness: λ/10
-
Supplier: Changchun Yutai Optics Co., Ltd.
Description: window? The laser BK7 (K9) window can be used as a laser cavity, a sealed window for the laser or a beam-transmitting element.
- Parallelism or Wedge Angle: 180 arcmin
- Surface Flatness: λ/10
- Surface Quality: 60-40 Scratch / Dig
-
Supplier: Changchun Yutai Optics Co., Ltd.
Description: BK7 and K9 are two common optical glass materials, widely used in lenses, prisms, windows and other optical components. Yutai Optics chooses K9 as an alternative material to BK7. What is the role of the BK7 (K9) window in the visible wavelength? Use: protect
- Parallelism or Wedge Angle: 180 arcmin
- Surface Flatness: λ/10
- Surface Quality: 60-40 Scratch / Dig
-
Supplier: MOK Optics Co., Ltd.
Description: MOK optics produce extensive optical windows, which are made from different materials. H-K9L / N-BK7 window UV / IR fused silica window Laser optics Sapphire window Germanium window (AR coating+ DLC coating)CaF2 window MgF2 window Silicon
- Diameter, Square Side, or Rectangular Length: 3 to 200 mm
- Parallelism or Wedge Angle: 0.5 arcmin
- Surface Flatness: λ/8
- Surface Quality: 10-5 Scratch / Dig, 20-10 Scratch / Dig, 40-20 Scratch / Dig, 60-40 Scratch / Dig, 80-50 Scratch / Dig
-
Supplier: CeNing Optics Co., Ltd.
Description: N-BK7 is one of the most common glasses used to produce high-quality optical components, especially for the visible spectrum. It contains very few inclusions and is almost free of bubbles. It is a relatively hard material and has uniform transmission through-out the visible and near infrared
- Diameter, Square Side, or Rectangular Length: 10.000000000000002 to 50.800000000000004 mm
- Thickness: 1 to 5.000000000000001 mm
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
-
Supplier: Edmund Optics Inc.
Description: Ultra-Thin 0.20mm Thickness Precision N-BK7 Substrate Extremely Lightweight TECHSPEC® Ultra-Thin N-BK7 Windows are our thinnest windows available and are at least 1/10 the thickness of our traditional N-BK7 windows. Their extremely thin designs make them
- Diameter, Square Side, or Rectangular Length: 10.000000000000002 mm
- Thickness: 0.20000000000000004 mm
- Parallelism or Wedge Angle: 0.4999999999999998 arcmin
- Surface Quality: 20-10 Scratch / Dig
-
Supplier: Edmund Optics Inc.
Description: Ultra-Thin 0.20mm Thickness Precision N-BK7 Substrate Extremely Lightweight TECHSPEC® Ultra-Thin N-BK7 Windows are our thinnest windows available and are at least 1/10 the thickness of our traditional N-BK7 windows. Their extremely thin designs make them
- Diameter, Square Side, or Rectangular Length: 20.000000000000004 mm
- Thickness: 0.20000000000000004 mm
- Parallelism or Wedge Angle: 0.4999999999999998 arcmin
- Surface Quality: 20-10 Scratch / Dig
-
Supplier: Edmund Optics Inc.
Description: Ultra-Thin 0.20mm Thickness Precision N-BK7 Substrate Extremely Lightweight TECHSPEC® Ultra-Thin N-BK7 Windows are our thinnest windows available and are at least 1/10 the thickness of our traditional N-BK7 windows. Their extremely thin designs make them
- Diameter, Square Side, or Rectangular Length: 5.000000000000001 mm
- Thickness: 0.20000000000000004 mm
- Parallelism or Wedge Angle: 0.4999999999999998 arcmin
- Surface Quality: 20-10 Scratch / Dig
-
Supplier: Edmund Optics Inc.
Description: Ultra-Thin 0.20mm Thickness Precision N-BK7 Substrate Extremely Lightweight TECHSPEC® Ultra-Thin N-BK7 Windows are our thinnest windows available and are at least 1/10 the thickness of our traditional N-BK7 windows. Their extremely thin designs make them
- Diameter, Square Side, or Rectangular Length: 40.00000000000001 mm
- Thickness: 0.20000000000000004 mm
- Parallelism or Wedge Angle: 0.4999999999999998 arcmin
- Surface Quality: 40-20 Scratch / Dig
-
Supplier: CASTECH, Inc.
Description: • Most sizes ? /20 transmitted wavefront, 10-5 surface quality; • All kinds of coatings are available; • Custom designs for other sizes and coatings are also available upon request.
- Diameter, Square Side, or Rectangular Length: 10.000000000000002 mm
- Thickness: 2 mm
- Parallelism or Wedge Angle: 4.999999999999998 arcmin
- Surface Flatness: λ/10
-
Supplier: CASTECH, Inc.
Description: • Most sizes with ? /20 transmitted wavefront and 10-5 surface quality are available; • All kinds of coatings are available; • Custom designs for other sizes and coatings are also available upon request.
- Diameter, Square Side, or Rectangular Length: 12.700000000000001 mm
- Thickness: 6 mm
- Parallelism or Wedge Angle: 4.999999999999998 arcmin
- Surface Flatness: λ/10
-
Supplier: Newport MKS
Description: The 05BW40-30 Laser-Grade Parallel Window is parallel to less than 30 arc sec for minimal transmitted beam deviation. This 1/2 inch (12.7 mm) diameter N-BK7 window is 6 mm thick. It is uncoated. For demanding applications, such as intracavity laser applications, holography, and
- Diameter, Square Side, or Rectangular Length: 12.700000000000001 mm
- Thickness: 6 mm
- Parallelism or Wedge Angle: 0.5 arcmin
- Surface Flatness: λ/20
-
Supplier: Knight Optical (UK) Ltd
Description: These precision grade BK7 or equivalent windows are used to seal optical enclosures especially suited to low power laser applications. Our stock range of ¼ wave BK7 or equivalent windows are uncoated and also AR coated both faces with extended BBAR for visible and NIR
- Diameter, Square Side, or Rectangular Length: 0.20000000000000004 mm
- Rectangular Width: 0.10000000000000002 mm
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
-
Supplier: Knight Optical (UK) Ltd
Description: These precision grade BK7 or equivalent windows are used to seal optical enclosures especially suited to low power laser applications. Our stock range of ¼ wave BK7 or equivalent windows are uncoated and also AR coated both faces with extended BBAR for visible and NIR
- Diameter, Square Side, or Rectangular Length: 0.20000000000000004 mm
- Rectangular Width: 0.10000000000000002 mm
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
-
Supplier: Knight Optical (UK) Ltd
Description: These precision grade BK7 or equivalent windows are used to seal optical enclosures especially suited to low power laser applications. Our stock range of ¼ wave BK7 or equivalent windows are uncoated and also AR coated both faces with extended BBAR for visible and NIR
- Diameter, Square Side, or Rectangular Length: 0.20000000000000004 mm
- Rectangular Width: 0.10000000000000002 mm
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
-
Supplier: Knight Optical (UK) Ltd
Description: These precision grade BK7 or equivalent windows are used to seal optical enclosures especially suited to low power laser applications. Our stock range of ¼ wave BK7 or equivalent windows are uncoated and also AR coated both faces with extended BBAR for visible and NIR
- Diameter, Square Side, or Rectangular Length: 0.20000000000000004 mm
- Rectangular Width: 0.10000000000000002 mm
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
-
Supplier: Newport MKS
Description: The 10BW40-30 Laser-Grade Parallel Window is parallel to less than 30 arc sec for minimal transmitted beam deviation. This 1 inch (25.4 mm) diameter N-BK7 window is 6 mm thick. It is uncoated. For demanding applications, such as intracavity laser applications, holography, and
- Diameter, Square Side, or Rectangular Length: 25.400000000000002 mm
- Thickness: 6 mm
- Parallelism or Wedge Angle: 0.5 arcmin
- Surface Flatness: λ/20
-
Supplier: Newport MKS
Description: The 20BW40-30 Laser-Grade Parallel Window is parallel to less than 30 arc sec for minimal transmitted beam deviation. This 2 inch (50.8 mm) diameter N-BK7 window is 10 mm thick. It is uncoated. For demanding applications, such as intracavity laser applications, holography, and
- Diameter, Square Side, or Rectangular Length: 50.800000000000004 mm
- Thickness: 10.000000000000002 mm
- Parallelism or Wedge Angle: 0.5 arcmin
- Surface Flatness: λ/20
-
Description: Features: • Made of N-BK7 • High scratch-resistance • Stable chemical properties • Stocked and Custom Products • Excellent as windows or mirror substrates Optical windows are used to transmit light and protect work areas or sensitive components from the outside environment.
- Diameter/Width: 12.700000000000001 mm
- Thickness: 2 mm
- Surface Quality: 10-5 Scratch / Dig
- Mirror Materials: BK7 Glass
-
Description: Features: • Made of N-BK7 • High scratch-resistance • Stable chemical properties • Stocked and Custom Products • Excellent as windows or mirror substrates Optical windows are used to transmit light and protect work areas or sensitive components from the outside environment.
- Diameter/Width: 12.700000000000001 mm
- Thickness: 3 mm
- Surface Quality: 10-5 Scratch / Dig
- Mirror Materials: BK7 Glass
-
Description: Features: • Made of N-BK7 • High scratch-resistance • Stable chemical properties • Stocked and Custom Products • Excellent as windows or mirror substrates Optical windows are used to transmit light and protect work areas or sensitive components from the outside environment.
- Diameter/Width: 50.800000000000004 mm
- Thickness: 12 mm
- Surface Quality: 10-5 Scratch / Dig
- Mirror Materials: BK7 Glass
-
Description: Features: • Made of N-BK7 • High scratch-resistance • Stable chemical properties • Stocked and Custom Products • Excellent as windows or mirror substrates Optical windows are used to transmit light and protect work areas or sensitive components from the outside environment.
- Diameter/Width: 25.400000000000002 mm
- Thickness: 2 mm
- Surface Quality: 10-5 Scratch / Dig
- Mirror Materials: BK7 Glass
-
Supplier: Newport MKS
Description: The 20BW40-30AR.18 Laser-Grade Parallel Window is parallel to less than 30 arc sec for minimal transmitted beam deviation. This 2 inch (50.8 mm) diameter N-BK7 window is 10 mm thick. It has Newport's AR.18 broadband IR antireflection coating for a 1000 to 1550 nm wavelength
- Diameter, Square Side, or Rectangular Length: 50.800000000000004 mm
- Thickness: 10.000000000000002 mm
- Parallelism or Wedge Angle: 0.5 arcmin
- Surface Flatness: λ/20
-
Supplier: Spectral Optics
Description: ≤5 arc min, ≤10 arc sec, 30±5 arc min Spectral Optics provides high precision laser-quality regular plane (≤5 arc min), extremely parallel plane (≤10 arc sec), and wedged (30±5 arc min) windows fabricated from UV fused silica or BK7. These windows are polished on both sides with
- Diameter, Square Side, or Rectangular Length: 12.699993142003704 to 203.19989027205926 mm
- Thickness: 6.349996571001852 to 25.399986284007408 mm
- Parallelism or Wedge Angle: 0.1666666666666668 to 30 arcmin
- Surface Flatness: λ/10
-
Supplier: EKSMA OPTICS
Description: The usage of flat windows allows optical radiation to pass from one environment to another, without mixing other components of these environments. Considerations in selecting windows may include transmission, scattering, wavefront distortion and resistance to certain environments. The
- Diameter, Square Side, or Rectangular Length: 12.5 to 75.00000000000001 mm
- Thickness: 2 to 6.300000000000001 mm
- Window Material: BK7 Glass, UV Grade Fused Silica
- Window Shape: Circular
Find Suppliers by Category Top
Featured Products Top
-
Surface Quality Specifications for BK7 Windows The surface quality of our optical windows is determined using a two-part scratch dig number system, in accordance with U.S. Military Performance Specification MIL-PRF-13830B. The first number characterizes the (read more)
Browse Optical Windows Datasheets for Avantier Inc. -
+ B?O? + K?O What is the role of the BK7 (K9) window in the visible wavelength? Use: protect sensitive optical (read more)
Browse Optical Windows Datasheets for Changchun Yutai Optics Co., Ltd. -
additional benefits of UV fused silica. H-K9L(N-BK7) is probably the most common optical glass used in high-quality optical components. It also has a low bubble and inclusion content, making it a useful glass for precision lenses.All of these H-K9L(N-BK7) high precision windows can be uncoated or with broadband AR coatings: 350 - 700 nm (VIS wavelength), 650 - 1050 nm , or 1050 - 1700 nm. (read more)
Browse Optical Windows Datasheets for Changchun Yutai Optics Co., Ltd. -
Germanium windows have become the avant-garde choice for advanced optical applications, particularly in the infrared (IR) spectrum. Their exceptional properties offer a plethora of advantages that make them highly sought after for rugged environments: Broad Transmission (read more)
Browse Optical Windows Datasheets for Avantier Inc. -
incoming light, improving optical stability and alignment reliability. Manufactured from N-BK7 optical glass with precision dimensional control, optical surface finishing, and coating technologies, Cening Optics penta prisms support MgF? anti-reflection coatings and aluminized (read more)
Browse Optical Prisms Datasheets for CeNing Optics Co., Ltd. -
Optimized data interfaces for Smart Designer configuration software, EPLAN, Microsoft Excel, CSV Supported operating systems: Windows 10 Windows 8 Windows 7 64 Bit System requirements: 3 Gigahertz (GHz) or faster, 64-bit (x64 (read more)
Browse Label Printers Datasheets for WAGO -
-proof models are available, and can be supplied with a NEMA 7/9 operator station pre-wired and mounted to the mobile mixer cart. Controls can be customized to include a viewing window for process variables and intrinsically safe thermocouple (attached to the motor’s internal thermal switch (read more)
Browse Industrial Mixers Datasheets for Charles Ross & Son Company -
Set up tests, record data, and analyze data via IntelliMESUR® software. From basic tests to multi-step sequencing, IntelliMESUR® is available as an integrated tablet control panel or standalone license for any Windows device. Series (read more)
Browse Force and Torque Instruments Datasheets for Mark-10 Corporation -
. Using advanced 67-layer NanoLayer™ coextrusion technology, the 12.7-micron film combines Exceed™ metallocene polyethylene and Vistamaxx™ performance polymers to achieve exceptional mechanical strength and a wide operating window. Produced at high line speeds, the film (read more)
Browse Polymers and Plastic Resins Datasheets for ExxonMobil - Polyethylene Products -
) only. We do not process strengthened, tempered, or laminated glass 3mm – 10mm thickness range Able to apply safety and decorative window films Enclosed, controlled environment curing and application room Edge polishing: flat ground, flat polish, ground (read more)
Browse Contract Manufacturing Services Datasheets for Keytronic
Conduct Research Top
-
Sapphire Windows Application
window materials we supply are Quartz, Calcium Fluoride, BK-7
-
Double Surface Super-Polishing Technique
Hangzhou Shalom EO has successfully developed a double surface polishing method for processing high precision optical windows or substrates, made from N-BK7 and UV Fused Silica, which are one of the most crucial components for Femto-line laser systems.
-
Anti-Reflection Coatings
Optical coatings can be critical in an application. Coatings are used to either increase the transmission of light by reducing back reflections (as in the case of lenses, windows, etc.) or to increase the reflectivity of light (as in the case of mirrors). Different coatings can achieve different
More Information Top
Indicates content that may require registration and/or purchase.
-
Comparison of Topas cyclic olefin copolymers to BK7 glass in night vision goggle objectives
In Figure 2 Elements #5 and #6 are either the Topas COC or BK7 windows .
-
Continued advancement of laser damage resistant optically functional microstructures
… and 2 IBS thin-film AR coated UV grade fused silica windows purchased from CVI, 2 untreated and 2 Random ARMs treated Corning 7980 fused silica windows, 2 untreated and 3 Random ARMs treated Schott N- BK7 windows , and 2 untreated and …
-
Direct group-delay measurement and 3D profilometry using a white-light interferometer
Figure 2(a) shows the integrated fringe pattern produced by the dispersion of a BK7 window (thickness: 9.730±0.01mm) in the modified Mach-Zehnder configuration.
-
Ultrafine measurements of the thermal shift of Fabry-Perot resonances
We describe the structure of our bench and present the results obtained on BK7 windows as well as on an optically contacted ULE Fabry-Perot with silver coatings.
-
VUV irradiance measurement of a 2.45 GHz microwave-driven hydrogen discharge
The VUV-irradiance in the entire UV-range (100–250nm) and in emission bands characteristic to hydrogen (110–130nm, 150–180nm and 180–220nm) have been measured by filtering the emission spectrum with UV-FS/ BK7 windows or VUV optical bandpass filters.
-
Performance Optimization Of The B I S Optical System
The Cap Window glass is a 15.5 - inch diameter by 1.5 -inch thick BK7 window .
-
https://uwspace.uwaterloo.ca/bitstream/handle/10012/7630/Mazurek_Michael.pdf?sequence=1
A stack of BK7 glass in the reference arm introduces dispersion equal to that of the static optical elements in the sam- ple arm, including the BK7 window and water layer in the sample holder, but excluding the samples themselves.
-
https://uwspace.uwaterloo.ca/bitstream/handle/10012/4039/Masters%20Thesis_Prabakar%20Puvanathasan_v2.pdf?sequence=1
Data was acquired under three different conditions: i) with dispersion compensated OCT system (dispersion is matched for the front interface of the glass coverslip), ii) with a dispersion mis- matched OCT system, with 19mm thick BK7 window placed before the sample and …
-
Integrated Optomechanical Analysis
Figure 8.13 BK7 window design strength time-to-failure curve.
-
Design of the wavefront sensor unit of ARGOS, the LBT laser guide star
system
… nr and nd represent the material refraction index re- spectively at the shorter wavelength, at the longer one and at 587.6nm the longitudinal chromatic shift expected in a f15 beam passing through a 40mm thick BK7 window is showed in figure …