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Uncoated N-BK7 Plano Concave Lens With High Homogeneity And Low Bubble
Uncoated N-BK7 Plano Concave Lens With High Homogeneity And Low Bubble
Specifications
Brand Name :
Wuhan Siwer Optics
Place of Origin :
Wuhan,China
MOQ :
10 pieces
Price :
3-20USD/piece
Supply Ability :
2000 pieces/month
Delivery Time :
4-5 weeks
Packaging Details :
1.Tissue paper.plastic foam packaging film And hard carton box with quakeproof filler
Material :
BK7
Type :
Plano concave
Diameter range :
4-260mm
Demension tolerance :
+/-0.1mm
Surface quality :
40/20
Surface accuracy :
Lambda/4 in 25.4mm
Centration :
3 arc min
Usage :
Optical system
Coating :
Customized
Description

N-BK7 Plano-Concave Lenses, Uncoated

Our N-BK7 Plano-Concave lenses are available uncoated or coated with a variety of multi-layer antireflection coatings. All lenses feature λ/4 surface accuracy and 40-20 scratch-dig surface quality. N-BK7 is an excellent lens material for most visible and NIR applications. It provides great performance at a good value with its high homogeneity, low bubble and inclusion content and straightforward manufacturability.

Common Specifications
Lens Shape Plano-Concave
Substrate Material N-BK7 or H-K9L
Wavelength Range 350 nm - 2.0 µm
Diameter Tolerance +0.0/-0.1 mm
Thickness Tolerance ±0.1 mm
Focal Length Tolerance ±1%
Design Wavelength 587.6 nm
Index of Refraction@ 633 nm 1.515
Surface Quality 40-20 Scratch-Dig
Surface Flatness(Plano Side) λ/2
Spherical Surface Accuracy (Concave Side) 3λ/2
Surface Irregularity(Peak to Valley) λ/4
Abbe Number vd = 64.17
Centration <3 arcmin
Clear Aperture >90% of Diameter

Uncoated N-BK7 Plano Concave Lens With High Homogeneity And Low Bubble

Production Line

Uncoated N-BK7 Plano Concave Lens With High Homogeneity And Low Bubble

Product tags

fused silica plano-concave lens

,

plano concave lens

,

znse plano convex lens
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Uncoated N-BK7 Plano Concave Lens With High Homogeneity And Low Bubble

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Product Detail
Brand Name :
Wuhan Siwer Optics
Place of Origin :
Wuhan,China
MOQ :
10 pieces
Price :
3-20USD/piece
Supply Ability :
2000 pieces/month
Delivery Time :
4-5 weeks
Contact Supplier
Uncoated N-BK7 Plano Concave Lens With High Homogeneity And Low Bubble

Wuhan Siwer Optics Co.,Ltd

Active Member
6 Years
hubei, wuhan
Business Type :
Manufacturer, Exporter, Seller
Main Products :
Optical Interference Filter, Bandpass Interference Filter, Long Pass Filter
Certification Level :
Active Member
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