Name: 20mm Dia. x 40mm FL VIS-EXT, Inked, Double-Convex Lens
Brand: TECHSPEC
SKU: 89-171-INK
Price: KRW 83,400

20mm Dia. x 40mm FL VIS-EXT, Inked, Double-Convex Lens

재고 #89-171-INK 품절/문의요망 기타 코팅 옵션

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KRW 83,400

수량 1-9
KRW 83,400

수량 10+
KRW 75,000

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Diameter (mm):

20.00 ±0.025

Back Focal Length BFL (mm):

38.44

Effective Focal Length EFL (mm):

40.00

Coating:

VIS-EXT (350-700nm)

Coating Specification:

R_avg <0.5% @ 350 - 700nm

N-BK7

Surface Quality:

40-20

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

Centering (arcmin):

Bevel:

Protective bevel as needed

Center Thickness CT (mm):

5.30

Center Thickness Tolerance (mm):

±0.10

Edge Thickness ET (mm):

2.8

Radius R₁=-R₂ (mm):

40.67

Clear Aperture CA (mm):

19.00

f/#:

2.00

Focal Length Specification Wavelength (nm):

587.6

Focal Length Tolerance (%):

±1

Numerical Aperture NA:

0.25

Type:

Double-Convex Lens

Wavelength Range (nm):

350 - 700

Regulatory Compliance

RoHS:

규격준수

Certificate of Conformance:

보기

제품군의 상세 설명

AR 코팅 처리로 350 - 700nm에서 표면당 0.5% 미만의 반사율 제공
0°의 입사각을 위한 디자인
Anti-Reflection 코팅 옵션: uncoated, MgF₂, VIS 0°, VIS-NIR, NIR I, NIR II, YAG-BBAR

Double-Convex (DCX) Lenses는 바깥쪽으로 향하는 2개의 곡면과 1개의 positive focal length를 가지며, 1:1 이미징과 multi-element 시스템에 유용합니다.

기술 정보

N-BK7
	Typical transmission of a 3mm thick, uncoated N-BK7 window across the UV - NIR spectra. Click Here to Download Data
	Typical transmission of a 3mm thick N-BK7 window with MgF2 (400-700nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg ≤ 1.75% @ 400 - 700nm (N-BK7) Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick N-BK7 window with VIS-EXT (350-700nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg≤ 0.5% @ 350 - 700nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick N-BK7 window with VIS-NIR (400-1000nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs≤ 0.25% @ 880nm R_avg≤ 1.25% @ 400 - 870nm R_avg≤ 1.25% @ 890 - 1000nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick N-BK7 window with VIS 0° (425-675nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg≤ 0.4% @ 425 - 675nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick N-BK7 window with YAG-BBAR (500-1100nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs ≤ 0.25% @ 532nm R_abs ≤ 0.25% @ 1064nm R_avg≤ 1.0% @ 500 - 1100nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick N-BK7 window with NIR I (600 - 1050nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_avg≤ 0.5% @ 600 - 1050nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data
	Typical transmission of a 3mm thick N-BK7 window with NIR II (750 - 1550nm) coating at 0° AOI. The blue shaded region indicates the coating design wavelengh range, with the following specification: R_abs ≤ 1.5% @ 750 - 800nm R_abs ≤ 1.0% @ 800 - 1550nm R_avg≤ 0.7% @ 750 - 1550nm Data outside this range is not guaranteed and is for reference only. Click Here to Download Data