Gold Member Since 2015
Audited Supplier
Shijiazhuang Zeyuan Optics Co., Ltd.

Filter, Glass Filter, Lens manufacturer / supplier in China, offering Interference Filter, Optical Glass, Optical Filter, Bk7, Ultraviolet Transmitting Glass Ug1 Ug5 Ug11, Optical Blue Glass, Cyan Filter, Bg40 and so on.

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Supplier Homepage Product Optical glass Interference Filter, Optical Glass, Optical Filter, Bk7

Interference Filter, Optical Glass, Optical Filter, Bk7

FOB Price: US $0.5-50 / piece
Min. Order: 10 piece
Min. Order FOB Price
10 piece US $0.5-50/ piece
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Production Capacity: Customized
Transport Package: Carton Packing
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: BK7
  • Type: Color Filter
  • Material: Glass
  • Customized: Customized
  • Thickness: 0.6mm Min.
  • Trademark: Zeyuan
  • Origin: China
  • Usage: Optical
  • Principle: Selective Absorption Filter
  • Shape: Customized
  • Size: 6mm-200mm
  • S/D: 60/40
  • Specification: SGS
  • HS Code: 9001909090
Product Description
Precision flat N-BK7 windows are polished to Lambda 10.  A standard ¼ wave polished BK7 window to routinely AR coated (BBAR) either single layer AR or multilayer coated.  The transmission is good for the visible and near infrared with minimal transmitted beam deviation.


MATERIALN-BK7 Equivalent
EDGES:Fine ground
FLATNESS:≤ 5 fringes
PARALLELISM:≤ 3 arc min

DIMENSIONS: Squares/Rectangles 1mm x 1mm to 300mm x 500mm
                         Diameters 3mm to 300mm
THICKNESS:   0.10 to 50mm (subject to dimension)
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