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Precision N-Bk7 Optical Glass Lens for Enhanced Imaging

Precision N-Bk7 Optical Glass Lens for Enhanced Imaging — an optical lens: Optical Glass, UV. Specs, RFQ checklist and custom sizes to drawing.

Optical GlassMaterial
Cylindrical LensesType
Single-lensShape
90%-95%Transmittance
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Precision N-Bk7 Optical Glass Lens for Enhanced Imaging

Product type: Cylindrical Lenses. Application: Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc. Model: RAY-XS037#.

Overview

Precision N-Bk7 Optical Glass Lens for Enhanced Imaging is an optical lens made from Optical Glass. Listed geometry: single-lens shape. Optical / electrical data: transmittance 90%-95%. Coating: UV. Typical applications: Lighting, Medical, Optical, Photography and Laser. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.

Specifications

Material Optical Glass
Type Cylindrical Lenses
Shape Single-lens
Transmittance 90%-95%
Coating UV
Usage Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging, Detection, etc
Model NO. RAY-XS037#
Lenses Color Clear
Lens Substrates Grade A N-BK7
Optional I Grade A N-BK7
Optional II Equivalent
Coating Code Coating Type
Main Characters 1).High performance 40-20 scratch-dig N-BK7 substrates
Main Optical Tech Specification Tech Data
Main Cooperation Materials Manufacturers CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,C-LASER,ETC
Supplier Shanghai Rui Tai Photoelectric Technology Co., Ltd.

Technical data

Optional I: Grade A N-BK7 from CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,ETC
Optional II: Equivalent Grade A N-BK7 Made in China, C-laser own brands
Coating Code: Coating Type Wavelength Range
AR.14 Visible Multilayer 430-700 nm
AR.16 NIR Multilayer 650-1000 nm
AR.18 IR Multilayer 1000-1550 nm
AR.33 Laser Line V-Coat Multilayer 1064 nm
– Uncoated –
Tech Data Description
Lens Shape Plano-Convex Cylindrical (Double Convex)
Material Grade A N-BK7
Surface Quality 40-20 scratch-dig
Surface Flatness λ/2-λ/4
Surface Accuracy, Irregularity λ/2-λ/4
Surface Accuracy, Power 1.5 λ
Centration –
Chamfers 0.5 mm face width
Chamfers Angle Tolerance 45°, typical
Focal Length Tolerance ±2.0%
Clear Aperture ≥central 80% of diameter
Effective Focal Length(EFL) From +6.4mm to +300mm

What to specify when you request a quote

  • Material — listed as “Optical Glass”; name the glass or crystal.
  • Geometry — give diameter, focal length or radii, angles and tolerances.
  • Surface figure — quote surface figure (λ) and scratch-dig.
  • Centring and edges — state centration and edge chamfer.
  • Coating — listed as “UV”; list the band and reflectance or transmission target.

Engineering guides for this part

For material grades and coating options, see Fused Silica Windows for UV and Laser Optical Systems. How parts like this are machined and finished is covered in Flat Glass Polishing Process for Precision Substrates. For an application example, read How to Handle and Maintain Precision Glass Components in Laser Systems. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Laser Beam Splitter Glass Sheet.

FAQ

What is the Precision N-Bk7 Optical Glass Lens for Enhanced Imaging made of? expand_more
It is listed as Optical Glass. Coating: UV. Other grades can be quoted if your application needs different transmission, thermal or chemical properties.
What optical or electrical performance does it have? expand_more
Listed values: transmittance 90%-95%. Confirm the values at your operating wavelength, angle and temperature when you request a quote.
Where is this optical lens used? expand_more
Listed applications: Lighting, Medical, Optical, Photography, Laser, Astronomy, Imaging and Detection.
What should I include in a quote request? expand_more
Include material, geometry, surface figure, centring and edges and coating, plus quantity and a drawing if the part is custom.

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Precision N-Bk7 Optical Glass Lens for Enhanced Imaging

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