What are the main applications of N-BK7 glass?

It is used for demanding optical applications, base material for precision optics, windows, lenses, prisms, substrates for mirror/filter coatings, and measurement/sensor technology.

What is the minimum order quantity?

The Minimum Order Quantity (MOQ) is 1 PC.

What payment methods are accepted?

Payment can be made by T/T, Western Union, LC, D/P, PayPal, or small-amount payment.

Borosilicate Glass

Name: N-Bk7 Optical Glass/Optical Glass/Borosilicate Glass
Brand: Shanghai Rui Tai Photoelectric Technology Co., Ltd.
SKU: 1914128695

Shanghai, ChinaShanghai Rui Tai Photoelectric Technology Co., Ltd.

US$65.00

1-99 kg

US$60.00

100-499 kg

US$55.00

500-999 kg

US$50.00

1,000+ kg

Sample price:US$200.00/kg.Request sample

Product profile

Customization

Available

Certification

CE, ISO, BV

Application

Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass, Astronomy, Medicine, Biology, Communication, Milit

Model NO.

RAY-OS104#

Type

Optical Glass

Substrate

N-Bk7 Optical Glass

Cte

7.1*10-6/K (-30 Celsuis Degree to +70celsuis Degr)

Annealing Point

719celsuis Degrees

Transformation Temperature Tg

557celsuis Degrees

Abrasion AA

Ve = 63,96 Vd = 64,17

Transport Package

Wood Case

Specification

300mm*200mm*170mm

Trademark

Raytek

Origin

Germany

HS Code

2811229000

Production Capacity

100000kg Per Year

Key features

High Optical Homogeneity: Borosilicate crown glass with exceptional homogeneity, few inclusions, and almost bubble-free for high-quality optics.

Wide Wavelength Range: Transparent in transmission from 400nm to 2000nm, suitable for visible spectrum and high-power laser applications.

Customizable Thickness: Glass thickness is specified individually per user requirements as it is not available as standard natural blank sheets.

Easy to Process: Material is easy to polish with achievable quality suited for high-power laser applications and precision optics.

Full Customization Service: Offers full customization from samples, designs, and minor adjustments including shaping, coating, and polishing.

Quality Warranty Policy: Provides '3R' policy (return, replace, refund) for any inferior-quality products to ensure customer satisfaction.

Fast Delivery Time: Standard delivery time is 7-10 days, ensuring quick turnaround for optical component orders.

Low Price with High Quality: Offers excellent quality at a low price point, making it a cost-effective choice for demanding optical applications.

Company profile

High Repeat Buyers ChoiceImporters and ExportersR&D CapabilitiesManagement Certification

Shanghai Rui Tai Photoelectric Technology Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤5.78h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a trading company located in Shanghai, China, with a significant production base and various processing equipment. It holds an ISO9001:2015 certificate and primarily exports to South America, Europe, and domestic markets. The company lacks in R&D innovation, ODM, and OEM services but offers extensive customization services. It has no financial data for the last year but previously reported some revenue. The supplier has clear procedures for corrective actions and handling customer complaints but lacks in-stock service and overseas service capabilities.

CertificationsThe supplier holds an ISO9001:2015 certificate.

After-Sales capabilityThe supplier has clear procedures for corrective and preventive actions, as well as handling customer complaints.

R&D capabilityThe supplier lacks new product development and does not provide ODM or OEM services, with no available SDK.

Production capacityThe supplier has a professional production base with diverse equipment and a good range of production outputs.

Customization capabilityThe supplier offers extensive customization services, including full and minor customization.

Product Q&A

Q:What is the wavelength range for N-BK7 glass transmission?

The material can be used without exception in transmission in the wavelength range from 400nm to 2000nm.

Q:Is the thickness of N-BK7 glass customizable?

Yes, BK7 is a block glass and not available as natural blank sheets, so there are no standard thicknesses. The glass thickness must be specified individually as per user requirements.

Q:What customization services are available?

We offer full customization from samples, designs, minor customization, and flexible customization. Services include molding, CNC machining, polishing, coating, custom shaping, and more.

Q:What is the delivery time for orders?

The standard delivery time is 7-10 days.

Q:What is the warranty policy for the products?

We offer a quality warranty with a '3R' policy: return, replace, and refund. We are responsible for any inferior-quality products.