Diameter (mm):

26.50 ±0.20

Effective Focal Length EFL (mm):

18.00

Numerical Aperture NA:

0.67

Back Focal Length BFL (mm):

10.50

Liba2000+

Focal Length Tolerance (%):

±7

Coating:

Uncoated

Centering (arcmin):

≤25

Surface Quality:

As Molded

Clear Aperture CA (mm):

21.60

Edge Thickness ET (mm):

2.50

Center Thickness CT (mm):

11.37 ±0.20

f/#:

0.75

Bevel:

Protective bevel as needed

Diameter of Asphere (mm):

24

Radius R₂ (mm):

Plano

Shape of Back Surface:

Plano

Wavelength Range (nm):

350 - 2000

Conjugate Distance:

Infinite

Note:

Maximum of 5 imperfections allowed with an area of 0.8mm, per ISO 10110-7 specification of 5/5 x 0.63. Click here for more information on the ISO 10110 surface quality specification.

Grit: Grit of the material used to process the diffuse surface of the substrate. Surface finish may vary slightly between pieces.

Medium

MOLDED DIFFUSE ASPHERIC CONDENSER LENSES
Regular Condenser Lens	Condenser Lens with Smooth Diffuser	Conenser Lens with Medium Diffuser	Condenser Lens with Rough Diffuser

Light collimated from an LED using a regular condenser lens and condenser lenses with a diffuser surface. As the texture of the diffuser surface becomes rougher, the level of diffusion increases.

26.5mm Dia. x 18mm FL, Uncoated, Molded Condenser Lens with Medium Diffuser

Regulatory Compliance

產品系列說明

技術資訊