Square Optical Windows

• Most sizes ? /20 transmitted wavefront, 10-5 surface quality are available; • All kinds of coatings are available; • Custom designs for other sizes and coatings are also available upon request. [See More]

• Window Shape: Square
• Window Diameter, Side Length, or Rectangular Length: 12.7

• Window Type: Plane
• Thickness: 3.18

CRYSTECH is dedicated to manufacturing high precision windows for solid-state laser systems. We have over 20 years of experience in windows manufacturing, design, and coating. We offer a wide range of windows with different materials and different wavelengths. CRYSTECH own the top coating expert... [See More]

• Window Shape: Circular; Square; Rectangular
• Windows Features: No Coating

• Window Material: BK7 Glass; Calcium Fluoride; UV Grade Fused Silica; MgF 2, CaF 2
• Surface Quality: 20-10 Scratch / Dig

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 spectra... [See More]

• Window Shape: Circular; Square; Rectangular
• Window Diameter, Side Length, or Rectangular Length: 10 to 50.8

• Window Type: Plane
• Thickness: 1 to 5

Features: • Exceptional mechanical strength and chemical resistance. • High thermal durabilities and broad wavelength range from 200-5500nm. • Ideal for harsh conditions and high-power applications (e.g lasers, plasma chambers, pharmaceuticals, etc.). • A large selection of... [See More]

• Window Shape: Circular; Square
• Thickness: 1

• Rectangular Width: 12.5
• Window Material: Sapphire; Optical grade single crystal sapphire

1/4 λ Surface Accuracy. Broadband Anti-Reflection Coating Options Available. Custom Coatings and Sizes Available for Volume OEM Quantities. Also Available with Laser-Line V-Coats. TECHSPEC ® 1/4 λ N-BK7 Precision Windows are ideally suited for industrial and low power laser... [See More]

• Window Shape: Square
• Thickness: 2

• Window Type: Plane
• Wedged or Parallel?: Parallel

FTIR transmission windows - round,square,drilled, and customized Transmission spectroscopy is one of the basic techniques for IR analysis. The sample and wavelength to be analyzed determine the choice of window material, path length and window arrangement. [See More]

• Window Shape: Circular; Square; Rectangular

• Window Material: Calcium Fluoride; Germanium; Sapphire; Zinc Selenide; KBr, ZnS, Silicon, BaF2, LiF, Fused Quartz, MgF2, SiO2

Silicon is used as an optical window primarily in the 3 to 5 micron band and as a subsrate for production of optical filters and windows. [See More]

• Window Shape: Square
• Wavelength Range: 1500 to 8000

• Wedged or Parallel?: Parallel
• Window Material: Silicon

Optical Windows are often used to create a physical barrier between two different environments – preventing two gases from mixing together, separating liquids from the air, keeping a sealed system in a vacuum. In many optical systems, a window is used to protect more expensive optical... [See More]

• Window Shape: Circular; Square; Rectangular
• Wedged or Parallel?: Parallel (optional feature); Wedged (optional feature)

• Window Type: Plane; Brewster
• Window Material: BK7 Glass; Calcium Fluoride; Germanium; Sapphire; UV Grade Fused Silica; Zinc Selenide; VUV MgF2; SUPRASIL 1; Silicon; Zinc Sulfide

From stock we offer two square sapphire window sizes for quick delivery. We also offer our expertise in developing precision customsapphire windows manufactured to your project ’s specs and tolerances. Typical Sapphire Window Applications: Gas & Air Analyzers/Monitors, UV & IR... [See More]

• Window Shape: Square
• Window Diameter, Side Length, or Rectangular Length: 12.57 to 25.4

• Window Type: Plane
• Rectangular Width: 12.57 to 25.4

Optical windows are available in both precision and commercial grade to meet a wide range of specific applications. Our double-sided optical flats can be used as windows. Please refer to our optical flats page for additional information. Advanced Optics commercial grade windows offer a low-cost... [See More]

• Window Shape: Circular; Square; Rectangular
• Window Diameter, Side Length, or Rectangular Length: 25.4 to 152

• Window Type: Plane
• Rectangular Width: 25.4 to 102

Features: • Maximum diameter 200mm. • Transmission range 0.2-11.0 μm. • Excellent as viewport windows and for IR spectroscope. • Coating Options: Protective Coating. Barium Fluoride Windows, with their extremely broad transmission range from the deep UV to LWIR spectrum, are... [See More]

• Window Shape: Square
• Surface Quality: 60-40 Scratch / Dig; 60/40 S/D

• Parallelism or Wedge Angle: 1

Intrinsic have very strong ability for the optical windows, we have three fabrication technique of pitch polishing, double side polishing and contact polishing to supply windows size from 1.2mm to 350mm with thickness from 0.12mm to 60mm, and the shape can be round, square, drilled, step, and... [See More]

• Window Shape: Circular; Square; Rectangular

• Window Material: BK7 Glass; Calcium Fluoride; Germanium; Sapphire; UV Grade Fused Silica; Zinc Selenide; ZnS, Silicon, BaF2, MgF2

Features: • Maximum diameter 200mm. • Transmitting range 0.18 μm to 8.0 μm. • High transmission rate in the UV, VIS ,and IR region. • High damage threshold and low chromatic aberration. • Applications: Spectroscope, thermal imaging, fluorescence imaging, excimer... [See More]

• Window Shape: Square
• Surface Quality: 60-40 Scratch / Dig; 60/40 S/D

• Parallelism or Wedge Angle: 1

Features: • Stocked and custom Germanium (Ge) windows available. • Maximum diameter 300mm. • Broad wavelength range covering 2000-16000nm, excellent for IR applications. • Coating options: DLC coating, AR@3-5 μm, AR@8-12 μm, BBAR@3-12 μm. Germanium Windows are... [See More]

• Window Shape: Square

Features: • Exceptional mechanical strength and chemical resistance •. • High thermal durabilities and broad wavelength range from 200-5500nm •. • Ideal for harsh conditions and high-power applications (e.g lasers, plasma chambers, pharmaceuticals, etc.) •. • Blank... [See More]

• Window Shape: Square
• Surface Quality: 20-10 Scratch / Dig; 40-20 Scratch / Dig; 60-40 Scratch / Dig; Optional: 60/40, 40/20 or 20/10 S/D

• Parallelism or Wedge Angle: 0.5000