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D: 20 mm, f: 40.1 mm, Achromatic Doublet, BK7, SF2

Reference: OSE-DLB-20-40PM

  • Part number: OSE-DLB-20-40PM
  • Type: Achromats
  • Diameter D [mm]: 20
  • Focal length f [mm]: 40.1
  • Center Thickness tc [mm]: 9.2
  • Back focal length fb [mm]: 35.3



65,60 € tax excl.

  • 40.1
  • 0.3




Delivery time: until 2 Weeks



Axel Haunholter
Sales Engineer
+49 8153 405-32
a.haunholter@laser2000.de
Product request: D: 20 mm, f: 40.1 mm, Achromatic Doublet, BK7, SF2X



Dear Herr Haunholter,

I am interested in the following product: D: 20 mm, f: 40.1 mm, Achromatic Doublet, BK7, SF2


I am interested in:

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laserdiode laserschutzbrille laserschutzfenster leistungsmessgerät


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Andreas Bichler
Sales Engineer
+49 8153 405-48
a.bichler@laser2000.de
Product request: D: 20 mm, f: 40.1 mm, Achromatic Doublet, BK7, SF2X



Dear Herr Bichler,

I am interested in the following product: D: 20 mm, f: 40.1 mm, Achromatic Doublet, BK7, SF2


I am interested in:

an offer
Information material
a call back and consulting
Please complete at least the mandatory fields marked with *.



* Title:

Academic Degree:

First Name:

* Last Name: * Last Name:

* Company Name: * Company Name:

Company Address:

* Street: * Street:

* Zip Code: * Zip Code:

* City: * City:


* E-Mail: * E-Mail:

* Phone: * Phone:

Text:




* What do you see in picture 2?* What do you see in Picture 2?

laserdiode laserschutzbrille laserschutzfenster leistungsmessgerät


Bitte auswählen:Please select:    Diode    Gauge    Safety Goggles    Safety Windows   



Please check red marked fields.




Your request has been sent successfully. You will be contacted as soon as possible.



Bichler_Andreas.jpg


Product description
  • Diameter D [mm]: 20
  • Focal length f [mm]: 40.1
  • Center Thickness tc [mm]: 9.2
  • Edge Thickness te [mm]: 6.2
  • Back focal length fb [mm]: 35.3
  • Centration [ ´ ]: <1
  • Material: BK7, SF2
  • Design wavelength [nm]: Blue: 486.1nm, Green: 546.1nm, Red: 656.3nm
  • Coating: Broadband multi-layer anti-reflection coating for the Visible
  • Bonding of lenses: Ultraviolet Hardened Adhesive
  • Laser Damage Threshold [J/cm²] : 0.3
  • Surface Quality (Scratch-Dig): 40-20
  • Clear aperture: 90% of actual aperture

Downloads - D: 20 mm, f: 40.1 mm, Achromatic Doublet, BK7, SF2

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