TECHSPEC® SWIR Coated N-BK7 Plano-Convex (PCX) Lenses

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Title	Stock Number	Price	Buy

25mm Dia. x 30mm FL, SWIR Coated N-BK7 PCX Lens	#70-265 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	109.60 A$109.60 Qty 10+ A$99.20 Request Quote	3-5 days ×
25mm Dia. x 35mm FL, SWIR Coated N-BK7 PCX Lens	#70-266 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	109.60 A$109.60 Qty 10+ A$99.20 Request Quote	3-5 days ×
25mm Dia. x 40mm FL, SWIR Coated N-BK7 PCX Lens	#70-267 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	109.60 A$109.60 Qty 10+ A$99.20 Request Quote	3-5 days ×
25mm Dia. x 50mm FL, SWIR Coated N-BK7 PCX Lens	#70-268 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	106.40 A$106.40 Qty 10+ A$95.20 Request Quote	3-5 days ×
25mm Dia. x 60mm FL, SWIR Coated N-BK7 PCX Lens	#70-269 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	106.40 A$106.40 Qty 10+ A$95.20 Request Quote	3-5 days ×
25mm Dia. x 75mm FL, SWIR Coated N-BK7 PCX Lens	#70-270 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	106.40 A$106.40 Qty 10+ A$95.20 Request Quote	3-5 days ×
25mm Dia. x 85mm FL, SWIR Coated N-BK7 PCX Lens	#70-271 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	106.40 A$106.40 Qty 10+ A$95.20 Request Quote	3-5 days ×
25mm Dia. x 100mm FL, SWIR Coated N-BK7 PCX Lens	#70-272 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	106.40 A$106.40 Qty 10+ A$95.20 Request Quote	3-5 days ×
25mm Dia. x 125mm FL, SWIR Coated N-BK7 PCX Lens	#70-273 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	106.40 A$106.40 Qty 10+ A$95.20 Request Quote	Contact Us ×
25mm Dia. x 150mm FL, SWIR Coated N-BK7 PCX Lens	#70-274 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	106.40 A$106.40 Qty 10+ A$95.20 Request Quote	3-5 days ×
50mm Dia. x 75mm FL, SWIR Coated N-BK7 PCX Lens	#70-275 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	140.80 A$140.80 Qty 10+ A$127.20 Request Quote	3-5 days ×
50mm Dia. x 100mm FL, SWIR Coated N-BK7 PCX Lens	#70-276 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	136.80 A$136.80 Qty 10+ A$123.20 Request Quote	3-5 days ×
50mm Dia. x 125mm FL, SWIR Coated N-BK7 PCX Lens	#70-277 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	136.80 A$136.80 Qty 10+ A$123.20 Request Quote	3-5 days ×
50mm Dia. x 150mm FL, SWIR Coated N-BK7 PCX Lens	#70-278 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	136.80 A$136.80 Qty 10+ A$123.20 Request Quote	3-5 days ×
50mm Dia. x 200mm FL, SWIR Coated N-BK7 PCX Lens	#70-279 New New Launched on our website before appearing in our latest print catalogs. Be the first to buy before anyone else!	136.80 A$136.80 Qty 10+ A$123.20 Request Quote	3-5 days ×

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Anti-Reflection (AR) Coatings

Anti-reflection (AR) coatings are applied to optical components to increase throughput and reduce hazards caused by back-reflections.

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An Introduction to Optical Coatings

Optical coatings are used to influence the transmission, reflection, or polarization properties of an optical component.

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Lens Geometry Performance Comparison

This comparison of the performance of aspheric, achromatic, and spherical PCX lenses in different situations reveals the ideal use cases for each type of lens.

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Understanding Optical Specifications

Do you want to know more about the importance of optical specifications? Learn the different types of specifications and their impact on your system at Edmund Optics.

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SAG Calculator

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Future of Spherical Lenses

Traditional spherical lenses are evolving due to the increasing demands of applications. Learn about the future of spherical lenses at Edmund Optics.

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Edge-Blackening

Have a question about Edge-Blackening? Find more information on stray light, measuring BRDF, and more at Edmund Optics.

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Geometrical Optics 101: Paraxial Ray Tracing Calculations

Do you use ray tracing on a regular basis? Learn more about the calculations aspect, along with steps and software at Edmund Optics.

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Optics Application Examples

Looking for application examples? Find examples for Detector Systems, Selecting the Right Lens, and Building a Projection System at Edmund Optics.

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Understanding Optical Lens Geometries

Optical lens geometries control light in different ways. Learn about Snell's Law of Refraction, lens terminology and geometries at Edmund Optics.

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Precision Tolerances for Spherical Lenses

Optical lenses require very precise tolerances. Learn more about tolerances for spherical lenses at Edmund Optics.

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Keys to Cost Effective Optical Design and Tolerancing

Are you looking for ways to make cost effective optical designs? Find more information on selecting specifications and using tolerancing schemes at Edmund Optics.

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How do I clean my lenses?

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Is it possible to find Plano-Concave (PCV) or Double Concave (DCV) lenses where the diameter is greater than the focal length?

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How does reversing the orientation of a PCX lens affect the EFL and BFL in a setup?

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Double-Concave (DCV) Lens

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Double-Convex (DCX) Lens

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Meniscus Lens

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Plano-Concave (PCV) Lens

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Plano-Convex (PCX) Lens

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Advantages of Using Meniscus Lenses in Infrared Applications

Meniscus lenses offer superior performance compared to plano convex lenses in IR applications. Find out the benefits of using a meniscus lens at Edmund Optics.

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How to Design your own Beam Expander Using Stock Optics

Are standard beam expanders not meeting your application requirements? Learn how to design your own beam expander using stock optics at Edmund Optics.

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Modifying Stock Optics Tip #3: Turn A Sphere Into An Asphere

Join Andrew Fisher, Manufacturing R&D Engineer at Edmund Optics, as he discusses some tips for modifying stock optical components to fit your application's needs.

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What is the difference between the effective focal length and the back focal length?

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What are the benefits of aspheric lenses compared to standard singlet lenses?

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I am looking to prototype an illumination system. My objective is to use a small halogen filament bulb and end up with a beam of light. What would be the best lens or lens combination to give me this projected spot of light?

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Back Focal Length (BFL)

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Field Curvature

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Sag

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Rapid Optical Prototyping

Quickly Respond to Collapsing Product Lifecycles

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Optical Glass

Choosing the right optical glass is important. Find out factors and properties on how to select the right optical glass at Edmund Optics.

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Aberrations

Need help understanding aberration theory? Learn about a few fundamental concepts to help clarify your understanding at Edmund Optics.

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The Airy Disk and Diffraction Limit

The diffraction pattern caused when light passes through an aperture is called the Airy Disk. Find out how the Airy Disk can impact your image at Edmund Optics.

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What is the difference between an inked lens and a non-inked one?

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If I want to design with your lenses and lens assemblies, how do I get the information that I need?

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Now that I have chosen my lens, how do I mount it?

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Center Thickness (CT)

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Chromatic Focal Shift

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Conjugate Distance

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Épaisseur de bord

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Distance focale effective (EFL)

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Finite/Finite Conjugate

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Power

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Singlet Lens

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How to Determine Magnification of an Optical Lens Setup

When doing basic imaging, how do you determine the magnification an optical lens will provide?

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Understanding Collimation to Determine Optical Lens Focal Length

Collimated light occurs when light rays travel parallel to each other.

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How to Form an Image with an Optical Lens Setup

Although a common misconception, individual optical lenses do not always form an image when the object plane is placed a focal length away from the lens.

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Modifying Stock Optics Tip #4: Add A Coating To A Stock Lens

Join Andrew Fisher, Manufacturing R&D Engineer at Edmund Optics, as he discusses some tips for modifying stock optical components to fit your application's needs.

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Irregularity

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Radius of Curvature

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BBAR Coating

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Diopter

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Understanding Surface Quality Specifications

The surface quality of optical components the scattering off of its surface, which is especially important in laser optics applications.

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Anti-Reflection (AR) Coating

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Bevel

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Seamed Edge

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Introduction to Basic Ray Optics

An understanding of refraction and basic ray optics is a critical foundation for understanding more complicated optical concepts and technologies.

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Surface Flatness

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Transmission

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How do I clean my optics?

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Clear Aperture (CA)

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Refraction

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Integration of Optical Systems

Are you looking to use integration in your next system? Find out more about integrating in both imaging and non-imaging applications at Edmund Optics.

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Stock and Custom Optics Manufacturing Capabilities

Edmund Optics is a global stock and custom optics manufacturing company with in house optical designers and on-site metrology and environmental testing.

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Edmund Optics Global Manufacturing Facilities

Edmund Optics® (EO) manufactures millions of precision optical components and subassemblies every year in our 5 global manufacturing facilities.

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Metrology at Edmund Optics: Measuring as a Key Component of Manufacturing

Learn about the metrology that Edmund Optics® uses to guarantee the quality of all optical components and assemblies.

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Surface Quality

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SWIR Coated N-BK7 Plano-Convex (PCX) Lenses

Common Specifications

Products

Accessories

Related Products

Custom

Resources

Anti-Reflection (AR) Coatings

An Introduction to Optical Coatings

Lens Geometry Performance Comparison

Understanding Optical Specifications

SAG Calculator

Future of Spherical Lenses

Edge-Blackening

Geometrical Optics 101: Paraxial Ray Tracing Calculations

Optics Application Examples

Understanding Optical Lens Geometries

Precision Tolerances for Spherical Lenses

Keys to Cost Effective Optical Design and Tolerancing

How do I clean my lenses?

Is it possible to find Plano-Concave (PCV) or Double Concave (DCV) lenses where the diameter is greater than the focal length?

How does reversing the orientation of a PCX lens affect the EFL and BFL in a setup?

Double-Concave (DCV) Lens

Double-Convex (DCX) Lens

Meniscus Lens

Plano-Concave (PCV) Lens

Plano-Convex (PCX) Lens

Advantages of Using Meniscus Lenses in Infrared Applications

How to Design your own Beam Expander Using Stock Optics

Modifying Stock Optics Tip #3: Turn A Sphere Into An Asphere

What is the difference between the effective focal length and the back focal length?

What are the benefits of aspheric lenses compared to standard singlet lenses?

I am looking to prototype an illumination system. My objective is to use a small halogen filament bulb and end up with a beam of light. What would be the best lens or lens combination to give me this projected spot of light?

Back Focal Length (BFL)

Field Curvature

Sag

Rapid Optical Prototyping

Optical Glass

Aberrations

The Airy Disk and Diffraction Limit

What is the difference between an inked lens and a non-inked one?

If I want to design with your lenses and lens assemblies, how do I get the information that I need?

Now that I have chosen my lens, how do I mount it?

Center Thickness (CT)

Chromatic Focal Shift

Conjugate Distance

Épaisseur de bord

Distance focale effective (EFL)

Finite/Finite Conjugate

Power

Singlet Lens

How to Determine Magnification of an Optical Lens Setup

Understanding Collimation to Determine Optical Lens Focal Length

How to Form an Image with an Optical Lens Setup

Modifying Stock Optics Tip #4: Add A Coating To A Stock Lens

Irregularity

Radius of Curvature

BBAR Coating

Diopter

Understanding Surface Quality Specifications

Anti-Reflection (AR) Coating

Bevel

Seamed Edge

Introduction to Basic Ray Optics

Surface Flatness

Transmission

How do I clean my optics?

Clear Aperture (CA)

Refraction

Integration of Optical Systems

Stock and Custom Optics Manufacturing Capabilities

Edmund Optics Global Manufacturing Facilities

Metrology at Edmund Optics: Measuring as a Key Component of Manufacturing

Surface Quality