Edmund Optics uses cookies to optimize and enhance the features and content on our website. By continuing to use this website, you consent to our use of cookies.

CHAT TEXT EMAIL

Select Country
- We have set your country to United States
  
  You can change this selection at any time, but products in your cart, saved lists, or quote may be removed if they are unavailable in the new shipping country.
  
  Select Your Country/Region
Hello, My Account
- Log In
  
  New to EO? Register.
  
  Welcome !
  
  My Account
  Access Dashboard
  
  My Profile
  Update My Profile
  
  Payment & Shipping
  Address Book, Tax Certificates
  
  Web Orders
  View Past Orders
  
  Saved Lists
  Saved Items for Later
  
  Log Out

See all 295 Products in Family

TECHSPEC^® components are designed, specified, or manufactured by Edmund Optics. Learn More
6.25mm Dia. X 50mm FL, VIS 0° Coated, Achromatic Lens

Stock #47-697

$58.00

Qty 1-5
$58.00

Qty 6
$46.40

Volume Pricing
Request a Quote

Code V Curve eDrawings: easm IGES ISO PDF Drawing Spec sheet STEP: stp Zemax: zmx

+ Add to Saved List

Compare

Diameter (mm):

6.25 +0.0/-0.025

Effective Focal Length EFL (mm):

50.00

Focal Length Tolerance (%):

±2

Back Focal Length BFL (mm):

48.61

Focal Length Specification Wavelength (nm):

587.6

Clear Aperture CA (mm):

5.625

Centering (arcmin):

Center Thickness CT 1 (mm):

2.00

Center Thickness CT 2 (mm):

1.00

Center Thickness Tolerance (mm):

±0.2

Radius R₁ (mm):

30.77

Radius R₂ (mm):

-22.05

Radius R₃ (mm):

-64.60

Edge Thickness ET (mm):

2.77

Substrate:

N-BK7 / N-SF5

Surface Quality:

40-20

f/#:

8.00

Numerical Aperture NA:

0.06

Coating:

VIS 0° (425-675nm)

Coating Specification:

R_avg ≤0.4% @ 425 - 675nm

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

Bevel:

Protective bevel as needed

Type:

Achromatic Lens

Wavelength Range (nm):

425 - 675

Regulatory Compliance

RoHS 2015:

Compliant

REACH 201:

Compliant

Product Family Description

Designed for 0° Angle of Incidence
Less Than 0.4% Reflectance Per Surface from 425 - 675nm
MgF₂ and VIS-NIR Coated Achromats Also Available

Achromatic lenses consist of two optical components cemented together to form an achromatic doublet which is computer optimized to correct for on-axis spherical and chromatic aberrations.