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All Products / Optics / Optical Lenses / Achromatic Lenses / Broadband AR Coated Negative Achromatic Lenses
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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

12.5mm Dia x -15mm FL VIS 0° Coated, Negative Achromatic Lens

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Stock #62-484 3-4 days
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Other Coating Options
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€88,00
Qty 1-5
€88,00
Qty 6+
€74,80
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Diameter (mm):
12.50 +0.0/-0.025
Effective Focal Length EFL (mm):
-15.00
Focal Length Tolerance (%):
±1
Back Focal Length BFL (mm):
-18.08
Focal Length Specification Wavelength (nm):
587.6
Clear Aperture CA (mm):
11.50
Centering (arcmin):
<1
Center Thickness CT (mm):
6.00 ±0.10
Center Thickness CT 1 (mm):
2.00 ±0.05
Center Thickness CT 2 (mm):
4.00 ±0.05
Radius R1 (mm):
-10.62
Radius R2 (mm):
8.63
Radius R3 (mm):
81.12
Edge Thickness ET (mm):
8.04
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
N-BAF10 / N-SF10
Surface Quality:
40-20
f/#:
1.2
Numerical Aperture NA:
0.42
Coating:
VIS 0° (425-675nm)
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Bevel:
Protective bevel as needed
Type:
Negative Achromatic Lens
Wavelength Range (nm):
425 - 675

Regulatory Compliance

RoHS 2015:
Compliant
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Reach 219:
Compliant
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Certificate of Conformance:
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Product Family Description

TECHSPEC® Broadband AR Coated Negative Achromatic Lenses are corrected for color and on-axis aberrations. These lenses, consisting of two optical elements cemented together, are commonly used as Barlow lenses to extend focal lengths. The achromatic lenses are available in various diameter sizes and VIS 0° or VIS-NIR coating options. TECHSPEC® Broadband AR Coated Negative Achromatic Lenses are offered in 6.25 - 25mm diameter options. MgF2 Coated Negative Achromatic Lenses are also available.