Germanium（Ge）Positive Meniscus Lenses | GU OPTICS
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Meniscus Lenses
Germanium（Ge）Positive Meniscus Lenses
Germanium（Ge）Positive Meniscus Lenses
Meniscus lens is a concave-convex lens, which has an outer convex surface and an inner concave surface. If the outward radius is greater than the inward radius, the lens has a positive focal length and can be used as a magnifying lens. Grand Unified Optics offers uncoated or IR2 AR coatings meniscus lenses. Germanium substrates are ideal for IR applications.
Germanium（Ge）Positive Meniscus Lenses
Material Ce Single Crystal
Design Wavelength 10.6μm
Diameter Tolerance +0.0/-0.1mm
Center Thickness Tolerance ±0.2mm
Focal Length Tolerance（EFL） ±1%
Centering Tolerance ＜3 arcmin
Surface Quality 40-20
Bevel 0.2mmX45°
Coating As product list

Dia

EFL

Coating

CT

Clear
Pro No.
Parameter
Dia
EFL
Coating
CT
Delivery time
Compare
Price
Purchase
150050
Parameter list
25.00mm
25.00mm
Uncoated
2.50mm
In stock
$175.93
150051
Parameter list
25.00mm
30.00mm
Uncoated
2.50mm
In stock
$175.93
150052
Parameter list
25.00mm
35.00mm
Uncoated
2.50mm
In stock
$175.93
150053
Parameter list
50.00mm
50.00mm
Uncoated
5.00mm
In stock
$490.74
150054
Parameter list
50.00mm
75.00mm
Uncoated
5.00mm
In stock
$483.33
150055
Parameter list
50.00mm
100.00mm
Uncoated
5.00mm
In stock
$477.78
150056
Parameter list
25.00mm
25.00mm
Double Sided AR coating @8~12μm
2.50mm
In stock
$250.00
150057
Parameter list
25.00mm
30.00mm
Double Sided AR coating @8~12μm
2.50mm
In stock
$250.00
150058
Parameter list
25.00mm
35.00mm
Double Sided AR coating @8~12μm
2.50mm
In stock
$250.00
150059
Parameter list
50.00mm
50.00mm
Double Sided AR coating @8~12μm
5.00mm
In stock
$511.11
150060
Parameter list
50.00mm
75.00mm
Double Sided AR coating @8~12μm
5.00mm
In stock
$505.56
150061
Parameter list
50.00mm
100.00mm
Double Sided AR coating @8~12μm
5.00mm
In stock
$500.00
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