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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC® 부품은 에드몬드 옵틱스가 설계, 사양 지정 및 제조하는 제품입니다. 더 알아보기

25mm Dia. x -25mm FL, VIS 0° Coated, Double-Concave Lens

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재고 #47-917 3~5일내 배송
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기타 코팅 옵션
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Quantity Selector - Use the plus and minus buttons to adjust the quantity. +
KRW 65,300
수량 1-9
KRW 65,300
수량 10+
KRW 58,700
가격(부가세 별도)
견적 요청
제품 정보 다운로드
Diameter (mm):
25.00 +0.0/-0.025
Effective Focal Length EFL (mm):
-25.00
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
f/#:
1.00
Numerical Aperture NA:
0.50
Coating:
VIS 0° (425-675nm)
Type:
Double-Concave Lens
Wavelength Range (nm):
425 - 675
Back Focal Length BFL (mm):
-25.69
Bevel:
Protective bevel as needed
Center Thickness CT (mm):
2.50
Center Thickness Tolerance (mm):
±0.10
Centering (arcmin):
<1
Clear Aperture CA (mm):
24.00
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
Edge Thickness ET (mm):
6.05
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1
Radius R1=-R2 (mm):
-39.78
Surface Quality:
40-20
Damage Threshold, By Design: Damage threshold for optical components varies by substrate material and coating. Click here to learn more about this specification.
5 J/cm2 @ 532nm, 10ns
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4

Regulatory Compliance

RoHS 2015:
Certificate of Conformance:
Reach 235:

제품군의 상세 설명

  • AR 코팅으로 425-675nm 파장대역에서 각 면마다 0.4%보다 낮은 반사
  • 0도 입사각을 위해 디자인
  • 다양한 코팅 옵션: 비코팅, MgF2, VIS-NIR, NIR I, NIR II

양 오목렌즈는 양쪽으로 곡선이 되어 있으며 음수의 초점거리를 가지고 있어 이미지 감소와 빛의 퍼짐에 사용됩니다.

Filter

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광학 코팅 개론

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Back Focal Length (BFL)

Field Curvature(상면 만곡)

Sag

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Quickly Respond to Collapsing Product Lifecycles

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Center Thickness (CT)

Chromatic Focal Shift

Conjugate Distance

Edge Thickness (ET)

Effective Focal Length (EFL)

Finite/Finite Conjugate

Power

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Irregularity

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BBAR Coating

Diopter

표면 품질 이해하기

The surface quality of optical components the scattering off of its surface, which is especially important in laser optics applications.

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Anti-Reflection (AR) Coating

Bevel

Seamed Edge

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Surface Flatness

Transmission

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Clear Aperture (CA)

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Stock and Custom Optics Manufacturing Capabilities

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