eo_logo
 
Product added to cart
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC®組件由愛特蒙特光學設計、指定或製造。進一步瞭解

50mm Dia. x 250mm FL VIS-EXT, Inked, Double-Convex Lens

×
Stock #89-204-INK 10-15 days
×
Other Coating Options
×
Quantity Selector - Use the plus and minus buttons to adjust the quantity. +
NT$2,888
Qty 1-9
NT$2,888
Qty 10+
NT$2,599
Volume Pricing
Request Quote
下載產品資料
Diameter (mm):
50.00 ±0.025
Back Focal Length BFL (mm):
248.37
Effective Focal Length EFL (mm):
250.00
Coating:
VIS-EXT (350-700nm)
Coating Specification:
Ravg <0.5% @ 350 - 700nm
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Centering (arcmin):
<1
Bevel:
Protective bevel as needed
Center Thickness CT (mm):
4.93
Center Thickness Tolerance (mm):
±0.10
Edge Thickness ET (mm):
2.5
Radius R1=-R2 (mm):
257.57
Clear Aperture CA (mm):
49.00
f/#:
5.00
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.10
Type:
Double-Convex Lens
Wavelength Range (nm):
350 - 700

Regulatory Compliance

RoHS:
Certificate of Conformance:

產品系列說明

雙凸(DCX)透鏡的兩個表面均向外彎曲,擁有正焦距,可用於1:1成像和多元件系統中。

技術資訊

N-BK7

Typical transmission of a 3mm thick, uncoated N-BK7 window across the UV - NIR spectra.

Click Here to Download Data

Typical transmission of a 3mm thick N-BK7 window with MgF2 (400-700nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Ravg ≤ 1.75% @ 400 - 700nm (N-BK7)

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick N-BK7 window with VIS-EXT (350-700nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Ravg ≤ 0.5% @ 350 - 700nm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick N-BK7 window with VIS-NIR (400-1000nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Rabs ≤ 0.25% @ 880nm
Ravg ≤ 1.25% @ 400 - 870nm
Ravg ≤ 1.25% @ 890 - 1000nm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick N-BK7 window with VIS 0° (425-675nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Ravg ≤ 0.4% @ 425 - 675nm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick N-BK7 window with YAG-BBAR (500-1100nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Rabs ≤ 0.25% @ 532nm
Rabs ≤ 0.25% @ 1064nm
Ravg ≤ 1.0% @ 500 - 1100nm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick N-BK7 window with NIR I (600 - 1050nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Ravg ≤ 0.5% @ 600 - 1050nm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Typical transmission of a 3mm thick N-BK7 window with NIR II (750 - 1550nm) coating at 0° AOI.

The blue shaded region indicates the coating design wavelengh range, with the following specification: 

Rabs ≤ 1.5% @ 750 - 800nm
Rabs ≤ 1.0% @ 800 - 1550nm
Ravg ≤ 0.7% @ 750 - 1550nm

Data outside this range is not guaranteed and is for reference only.

Click Here to Download Data

Filter

抗反射 (AR) 鍍膜

抗反射 (AR) 鍍膜應用於光學元件,以提高吞吐量並減少背反射造成的傷害。

現在查看

光學鍍膜簡介

您是否正在尋找有關光學鍍膜的更多資訊?在愛特蒙特光學了解更多有關光學系統中使用的鍍膜的常見、定制和優點的資訊。

現在查看

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.

現在查看

瞭解光學規格

您想更了解光學規格的重要性嗎?在愛特蒙特光學了解不同類型的規格及其對您系統的影響。

現在查看

SAG Calculator

下一代球面透鏡

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

現在查看

Edge-Blackening

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

現在查看

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.

現在查看

Optics Application Examples

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

現在查看

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.

現在查看

球面透鏡的精準容差

光學鏡片需要非常精確的公差。在愛特蒙特光學了解有關球面透鏡公差的更多資訊。

現在查看

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.

現在查看

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

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.

現在查看

在紅外應用中使用彎月透鏡的優勢

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.

現在查看

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.

現在查看

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?

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?

Back Focal Length (BFL)

Field Curvature

Sag

快速建立光學產品原型

Quickly Respond to Collapsing Product Lifecycles

現在查看

光學玻璃

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

現在查看

像差如何影響機器視覺鏡頭

需要幫助理解像差理論嗎?了解一些基本概念,有助於闡明您對愛特蒙特光學的理解。

現在查看

解析度與對比度限制: 艾里斑

光通過孔徑時產生的繞射圖案稱為艾里斑。了解艾里斑如何影響愛特蒙特光學的影像。

現在查看

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

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

現在查看

Understanding Collimation to Determine Optical Lens Focal Length

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

現在查看

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.

現在查看

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.

現在查看

Irregularity

Radius of Curvature

BBAR Coating

Diopter

了解表面品質規格

光學元件的表面品質取決於其表面的散射,這在雷射光學應用中尤其重要。

現在查看

Anti-Reflection (AR) Coating

Bevel

Seamed Edge

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.

現在查看

Surface Flatness

Transmission

How do I clean my optics?

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.

現在查看

愛特蒙特光學遍佈全球的製造工廠

愛特蒙特光學® (EO) 在全球的五座製造工廠,每年製造數百萬件精密光學元件和子配件。

現在查看

愛特蒙特光學的度量技術:將測量作為製造的關鍵要素

進一步瞭解愛特蒙特光學® 使用的度量技術,協助保證所有光學元件及組件的優異品質。

現在查看

Clear Aperture (CA)

Refraction

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.

現在查看

Surface Quality

Title  Type 比較 庫存號碼   價格  Buy
50.0/50.8mm Optic Dia., SM2 Thin Mount Fixed #17-716 NT$1,155
Request Quote
  • 5-7 Days
    ×
50.0mm Optic Dia., Optic Mount Fixed #64-567 NT$1,575
Request Quote
  • 聯絡我們
    ×
50.0mm Optic Dia., Optic Mount Fixed #64-568 NT$1,575
Request Quote
  • 聯絡我們
    ×
50mm Diameter, T-Mount Thin Optic Mount Fixed #88-943 NT$3,290
Request Quote
  • 5-7 Days
    ×
50.0/50.8mm Optic Dia., X-Y Translating Optic Mount Adjustable - Linear (XY) #62-957 NT$9,870
Request Quote
  • 5-7 Days
    ×
50.0/50.8mm Optic Dia., X-Y-Z Translating Optic Mount Adjustable - Linear (XYZ) #62-960 NT$19,320
Request Quote
  • 5-7 Days
    ×
50.0/50.8mm Optic Dia., 5 Axes Optical Mount Adjustable - Linear (XYZ) & Tip-Tilt #13-778 NT$26,880
Request Quote
  • 聯絡我們
    ×
 
Sales & Expert Advice
 
or view regional numbers
Easy-to-Use
QUOTE TOOL
enter stock numbers to begin