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9mm Dia. x -9mm FL, Commercial Grade, Double-Concave Lens

Stock #27-782 Clearance
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$14.65
Qty 1-5
$14.65
Qty 6-49
$11.75
Qty 50+
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Diameter (mm):
9.00 +0.00/-0.10
Diameter Tolerance (mm):
+0.00/-0.10
Effective Focal Length EFL (mm):
-9.00
Back Focal Length BFL (mm):
-9.45
Coating:
Uncoated
Substrate:
N-SK18
Clear Aperture CA (mm):
≥7.65
Center Thickness CT (mm):
1.50
Center Thickness Tolerance (mm):
±0.10
Centering (arcmin):
6.00
Edge Thickness ET (mm):
2.82
f/#:
1.00
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.5
Radius R1 (mm):
11.78
Type:
Double-Concave Lens
Wavelength Range (μm):
0.38 - 2.2
RoHS:

Product Family Description

Double-concave (DCV) lenses have two inward, equally curved surfaces and a negative focal length. They are used for image reduction and to spread light.

Commercial Grade Uncoated Double-Concave (DCV) Lenses offer commercial quality, at an affordable price. Commercial grade optics have standard designs and are available on an ongoing basis. They are recommended for volume buyers or OEMs.

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