Diameter (mm):

20.00

Effective Focal Length EFL (mm):

20.00 ±0.2

Numerical Aperture NA:

0.40

Back Focal Length BFL (mm):

17.28

Arton Plastic

Coating:

BBAR (650-850nm)

Coating Specification:

R_abs <1.0% @ 650 - 850nm

Clear Aperture CA (mm):

16.00

Edge Thickness ET (mm):

4.8

f/#:

1.25

Bevel:

Protective bevel as needed

Flange Distance (mm):

17.28

Type:

Aspheric Lens

Wavelength Range (nm):

650 - 850

Conjugate Distance:

Infinite

RoHS:

Compliant

Certificate of Conformance:

View

在對重量敏感的惡劣環境應用中，Arton®塑膠非球面透鏡可作為PMMA或聚碳酸酯塑膠非球面透鏡的理想替代方案。在炎熱或潮濕的環境中，通常的塑膠基材效能會降級。Arton®是聚烯烴熱塑性塑膠基材，能保持塑膠的高半透明性與低雙折射能力，同時具備更高的抗熱性與更低的吸水性。

20mm Dia. x 20mm EFL Arton Plastic Asphere, Coated