Name: 25mm Dia. x 125mm EFL, UV-VIS Coated, Near UV Achromatic Lens
Brand: TECHSPEC
SKU: 65-980
Price: NT$4,752

25mm Dia. x 125mm EFL, UV-VIS Coated, Near UV Achromatic Lens

Diameter (mm):

25.00 +0.0/-0.025

Effective Focal Length EFL (mm):

125.00

Focal Length Tolerance (%):

±2

Back Focal Length BFL (mm):

121.29

Focal Length Specification Wavelength (nm):

405.00

Clear Aperture CA (mm):

24.00

Centering (arcmin):

Center Thickness CT 1 (mm):

5.00

Center Thickness CT 2 (mm):

2.50

Center Thickness Tolerance (mm):

±0.20

Radius R₁ (mm):

72.95

Radius R₂ (mm):

-64.21

Radius R₃ (mm):

-181.98

Edge Thickness ET (mm):

5.99

N-FK5 / F2HT

Surface Quality:

40-20

f/#:

Numerical Aperture NA:

0.10

Coating:

UV-VIS (345-700nm)

Coating Specification:

R_avg ≤1.5% @ 345 - 700nm

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):

345 - 700

Regulatory Compliance

RoHS 2015:

Compliant

Reach 219:

Compliant

產品系列說明

在345 - 700nm範圍內具有出眾的穿透能力
非常適合與NUV LED及汞燈搭配使用
採用低成本的黏合設計

我們的TECHSPEC® NUV消色差透鏡專為在345 - 700nm區域內最小化多色照明的光斑而設計，非常適用於螢光應用，也適用於常見紫外線光源(例如汞弧燈、UV LED及三階Nd:YAG雷射)的簡易聚焦。這些消色差透鏡採用簡易的黏合設計，是紫外線空氣間隔雙膠合透鏡及三膠合透鏡的良好替代方案。這些透鏡在360 - 700nm範圍內的穿透率超過90%，在334nm處的穿透率超過50%。