Optical Component｜NDK - NIHON DEMPA KOGYO CO., LTD.

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CRYSTAL PRODUCTS Issued 2023（PDF：1,063KB）

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Optical Component

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Product Category Required	Optical Low-pass Filter （ Quartz OLPF LN OLPF ） Quartz Crystal Wave Plate / Quartz Crystal Wave Plate for High Power Laser Optical Filter (UV/IR Filter) Optical Filter (Neutral Density (ND) Filter) Optical Filter (Windows / Filter Materials) Band Pass Filter Others If you selected "Others," please fill in this field.
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Specification Sheet for Optical Low-pass Filter

OLPF Type	Quartz OLPF LN OLPF
Applicable Image Sensor
Pitch Size of Image Sensor	μm
Cut-off Spatial Frequency	lp/mm
Ray Displacement	2-Point Separation 4-Point Separation 7-Point Separation 8-Point Separation 16-Point Separation
Birefringent Materials	Quartz Crystal Lithium Niobate (LN)
Filter Dimensions	Square Circular Long Side（※1） mm ± Tolerance mm Short Side（※1） mm ± Tolerance mm Thickness（※2） mm ± Tolerance mm 1 If the bonding for substrates of defferent outside dimensions is required, please fill in the column of "Other request" at the end. 2 If there is no request for thickness, we will propose a low-pass filter based on the maximum allowable filter thickness below. Approval Maximum Filter Tihickness Max. mm
Corner Chamfer (In Case of Square Plate)	Need No Need Request About Corner Chamfers
Orientation Flat (In Case of Circular Plate)	No Need Need
Optical Characteristics	Coating a-Face UVIR-cut Coating UV-cut Coating IR-cut Coating Anti-reflection Coating b-Face UVIR-cut Coating UV-cut Coating IR-cut Coating Anti-reflection Coating Options for UVIR-cut Coating, UV-cut Coating, IR-cut coating Cut-off Characteristics UV λ50% nm IR λ50% nm Conductive Coating Water-repellent Coating Low Incident Angle-dependent Caracteristics (AOI=0 to 30°) Full Face Coating Options for Anti-reflection Coating Low Reflection (R≦0.8%) Conductive Coating Ultra Low Reflection (R≦0.5%) Water-repellent Coating Broadband (400nm≦λ≦700nm) Ultra Broadband (400nm≦λ≦900nm) Custom Wavelength Band nm to nm Low Incident Angle-dependent Caracteristics (AOI=0 to 30°) Full Face Coating Other Requests About Coating IR Absorption Glass Need Filter Material IR λ50% nm No Need UV absorbing glass Need Filter Material IR λ50% Wavelength nm No Need
Black Coating	No Need Side Edge Black Coating Outer Periphery Black Coating Side Edge Black Coating Outer Periphery Black Coating
Specification of Approval Defect	Point Defects (Dig, Inclusion, Coating Defect, Bubble) No Specification ≦Ave. 10 μm ≦Ave. 15 μm ≦Ave. 20 μm ≦Ave. 30 μm ≦Ave. 80 μm Others If you selected "Others," please fill in this field. Line Defects (Scratch) No Specification ≦5 μm Width ≦10 μm Width ≦20 μm Width Others If you selected "Others," please fill in this field. Ray Effective Area Square Long Side mm Short Side mm Circular Diameter mm
Configulation of Substrates	If the specification of filter material is clarified, please kindly fill it out the form below. A Filter Material Thickness mm Thickness Tolerance ±　mm Relative Angle Between Optical Axis and Principal Surface of Wafer ° 　±　' Relative Angle Between Optical Axis and Long Sizes (Orientation Flat) ° 　±　' Notch Notch Orientation Flat Orientation Flat Others B Filter Material Thickness mm Thickness Tolerance ±　mm Relative Angle Between Optical Axis and Principal Surface of Wafer ° 　±　' Relative Angle Between Optical Axis and Long Sizes (Orientation Flat) ° 　±　' Notch Notch Orientation Flat Orientation Flat Others C Filter Material Thickness mm Thickness Tolerance ±　mm Relative Angle Between Optical Axis and Principal Surface of Wafer ° 　±　' Relative Angle Between Optical Axis and Long Sizes (Orientation Flat) ° 　±　' Notch Notch Orientation Flat Orientation Flat Others D Filter Material Thickness mm Thickness Tolerance ±　mm Relative Angle Between Optical Axis and Principal Surface of Wafer ° 　±　' Relative Angle Between Optical Axis and Long Sizes (Orientation Flat) ° 　±　' Notch Notch Orientation Flat Orientation Flat Others E Filter Material Thickness mm Thickness Tolerance ±　mm Relative Angle Between Optical Axis and Principal Surface of Wafer ° 　±　' Relative Angle Between Optical Axis and Long Sizes (Orientation Flat) ° 　±　' Notch Notch Orientation Flat Orientation Flat Others F Filter Material Thickness mm Thickness Tolerance ±　mm Relative Angle Between Optical Axis and Principal Surface of Wafer ° 　±　' Relative Angle Between Optical Axis and Long Sizes (Orientation Flat) ° 　±　' Notch Notch Orientation Flat Orientation Flat Others Square Plate Circular Plate
Number of Requests	If it is periodically purchased, please fill the quanity per month or lot out the form below. / Month / Lot Projected Volume / Lot
Other Request	Please describe any coating or other requests.

Specification Sheet for Quartz Crystal Wave Plate / Quartz Crystal Wave Plate for High Power Laser

Filter Materials	Filters to be Polished Both Side Quartz Crystal （ N-Grade EX N-Grade Laser Grade Regular Optical Grade ） Sapphire Synthetic / Fused Silica Glass Others If you selected "Others," please fill in this field.
Retardance	λ/2 λ/4 λ/8 Others If you selected "Others," please fill in this field.
Type of Waveplate	Multiple Order Zero Order True Zero Order Configuration of Filter Air Gap Type Optical Contact type
Design Wavelength DWL	Wavelength nm
Retardance Tolerance	Retardation° ± '
Laser Resistance	Need No Need Request About Damage Threshold
Filter Dimensions	Square Circular Substrate Dimensions Long Side mm ± Tolerance mm Short Side mm ± Tolerance mm Thickness mm ± Tolerance mm
Frame	Need No Need
Frame Dimensions	Long Side mm ± Tolerance mm Short Side mm ± Tolerance mm Thickness mm ± Tolerance mm
Coating	a-Face AR Coating b-Face AR Coating Specification of AR Coating Waveband of Reflection ① nm to　 nm Reflectance Max.　 % Waveband of Reflection ② nm to 　 nm Reflectance Max.　 % Other Requests About Coating
Corner Chamfer (In Case of Square Plate)	Need No Need Request About Corner Chamfers
Orientation Flat (In Case of Circular Plate)	No Need 1st Orientation Flat Relative Angle Between Optical Axis and 1st Orientation Flat φ1 °　± ' 2nd Orientation Flat Relative Angle Between Optical Axis and 2nd Orientation Flat φ2 °　± ' Square Plate Circular Plate
Accuracy of Form	Transmitted Wavefront No Specification With Specification Requests About Accuracy of Form
Approval Defect Size	Point Defects (Dig, Inclusion, Coating Defects) No Specification ≦Ave. 10 μm ≦Ave. 15 μm ≦Ave. 20 μm ≦Ave. 30 μm ≦Ave. 80 μm Others If you selected "Others," please fill in this field. Line Defects (Scratch, Coating Defects) No Specification ≦5 μm Width ≦10 μm Width ≦20 μm Width Others If you selected "Others," please fill in this field. Ray Effective Area Square Long Side mm Short Side mm Circular Diameter mm
Number of Requests	If it is periodically purchased, please fill the quanity per month or lot out the form below. / Month / Lot
Other Request

Specification Sheet for Optical Filter (UV/IR Filter)

Filter Materials	Filters to be Polished Both Side Optical Clear Glass Glass Name（） UV/IR Absorption Glass Glass Name（） Others If you selected "Others," please fill in this field.
Filter Dimensions	Square Circular Long Side mm ± Tolerance mm Short Side mm ± Tolerance mm Thickness mm ± Tolerance mm
Corner Chamfer (In Case of Square Plate)	Need No Need Request About Corner Chamfers
Orientation Flat (In Case of Circular Plate)	Need No Need
Accuracy of Form	Transmitted Wavefront No Specification With Specification
Approval Defect Size	Point Defects (Dig, Inclusion, Coating Defects) No Specification ≦Ave. 10 μm ≦Ave. 15 μm ≦Ave. 20 μm ≦Ave. 30 μm ≦Ave. 80 μm Others If you selected "Others," please fill in this field. Line Defects (Scratch, Coating Defects) No Specification ≦5 μm Width ≦10 μm Width ≦20 μm Width Others If you selected "Others," please fill in this field.
Optical Characteristics	Optical Characteristics of Filter No Need Need Coating Need No Need a-Face UVIR-cut Coating UV-cut Coating IR-cut Coating AR Coating b-Face UVIR-cut Coating UV-cut Coating IR-cut Coating AR Coating Options for UVIR-cut Coating, UV-cut Coating, IR-cut coating a-Face Cut-off Characteristics UV λ50% nm IR λ50% nm Conductive Coating Water-repellent Coating Low Incident Angle-dependent Caracteristics (AOI=0 to 30°) Full Face Coating b-Face Cut-off Characteristics UV λ50% nm IR λ50% nm Conductive Coating Water-repellent Coating Low Incident Angle-dependent Caracteristics (AOI=0 to 30°) Full Face Coating Options for AR Coating a-Face Low Reflection (R≦0.8%) Conductive Coating Ultra Low Reflection (R≦0.5%) Water-repellent Coating Broadband (400nm≦λ≦700nm) Ultra Broadband (400nm≦λ≦900nm) Custom Wavelength Band nm to nm Low Incident Angle-dependent Characteristics (AOI=0 to 30°) Full Face Coating b-Face Low Reflection (R≦0.8%) Conductive Coating Ultra Low Reflection (R≦0.5%) Water-repellent Coating Broadband (400nm≦λ≦700nm) Ultra Broadband (400nm≦λ≦900nm) Custom Wavelength Band nm to nm Low Incident Angle-dependent Characteristics (AOI=0 to 30°) Full Face Coating Other Requests About Coating
Number of Requests	If it is periodically purchased, please fill the quanity per month or lot out the form below. / Month / Lot Projected Volume / Lot
Other Request	Bonding, etc.

Specification Sheet for Optical Filter (Neutral Density (ND) Filter)

Filter Materials	Filters to be Polished Both Side Optical Clear Glass Glass Name（） Neutral Density (ND) Glass Glass Name（） Others If you selected "Others," please fill in this field.
Filter Dimensions	Square Circular Long Side mm ± Tolerance mm Short Side mm ± Tolerance mm Thickness mm ± Tolerance mm
Corner Chamfer (In Case of Square Plate)	Need No Need Request About Corner Chamfers
Orientation Flat (In Case of Circular Plate)	Need No Need
Accuracy of Form	Transmitted Wavefront No Specification With Specification
Approval Defect Size	Point Defects (Dig, Inclusion, Coating Defects) No Specification ≦Ave. 10 μm ≦Ave. 15 μm ≦Ave. 20 μm ≦Ave. 30 μm ≦Ave. 80 μm Others If you selected "Others," please fill in this field. Line Defects (Scratch, Coating Defects) No Specification ≦5 μm Width ≦10 μm Width ≦20 μm Width Others If you selected "Others," please fill in this field.
Optical Characteristics	Optical Characteristics No Need Need Coating Need No Need a-Face ND Coating AR Coating b-Face ND Coating AR Coating Options for ND Coating a-Face OD0.6 OD1.2 OD1.8 Others If you selected "Others," please fill in this field. b-Face OD0.6 OD1.2 OD1.8 Others If you selected "Others," please fill in this field. Options for Anti-reflection Coating a-Face Low Reflection (R≦0.8%) Conductive Coating Ultra Low Reflection (R≦0.5%) Water-repellent Coating Broadband (400nm≦λ≦700nm) Ultra Broadband (400nm≦λ≦900nm) Custom Wavelength Band nm to nm Low Incident Angle-dependent Characteristics (AOI=0 to 30°) Full Face Coating b-Face Low Reflection (R≦0.8%) Conductive Coating Ultra Low Reflection (R≦0.5%) Water-repellent Coating Broadband (400nm≦λ≦700nm) Ultra Broadband (400nm≦λ≦900nm) Custom Wavelength Band nm to nm Low Incident Angle-dependent Characteristics (AOI=0 to 30°) Full Face Coating Other Requests About Coating
Number of Requests	If it is periodically purchased, please fill the quanity per month or lot out the form below. / Month / Lot Projected Volume / Lot
Other Request	Bonding, etc.

Specification Sheet for Optical Filter (Windows / Filter Materials)

ApprovalDefectSize SpecificationOfApprovalDefect

Filter Materials	Filters to be Polished Both Side Quartz Crystal 45 Deg Cut X-Cut Y-Cut Z-Cut N-Grade EX (Ultra High Purity Synthetic Quartz Crystal) N-Grade (High Purity Synthetic Quartz Crystal) Laser Grade Regular Optical Grade Lithium Niobate(LN) Sapphire Synthetic / Fused Silica Glass Optical Clear Glass Glass Name（） UV/IR Absorption Glass Glass Namel（） Neutral Density (ND) Glass Glass Name（） Others If you selected "Others," please fill in this field.
Filter Dimensions	Square Circular Long Side mm ± Tolerance mm Short Side mm ± Tolerance mm Thickness mm ± Tolerance mm
Corner Chamfer (In Case of Square Plate)	Need No Need Request About Corner Chamfers
Orientation Flat (In Case of Circular Plate)	No Need 1st Orientation Flat Relative Angle Between Optical Axis and 1st Orientation Flat φ1 °　± ' 2nd Orientation Flat Relative Angle Between Optical Axis and 2nd Orientation Flat φ2 °　± '
Crystal Cutting Angle	Relative Angle Between Optical Axis and Principal Surface of Wafer θ °　± ' Relative Angle Between Optical Axis and Long Sizes φ °　± ' Square Plate Circular Plate
Accuracy of Form	Transmitted Wavefront No Specification With Specification Reflective Wavefront No Specification With Specification
Approval Defect Size	Point Defects (Dig, Inclusion) No Specification ≦Ave. 10 μm ≦Ave. 15 μm ≦Ave. 20 μm ≦Ave. 30 μm ≦Ave. 80 μm Others If you selected "Others," please fill in this field. Line Defects (Scratch) No Specification ≦5 μm Width ≦10 μm Width ≦20 μm Width Others If you selected "Others," please fill in this field.
Optical Characteristics	Coating With AR Coating Both Side No AR Coating Options for Anti-reflection Coating Low Reflection (R≦0.8%) Conductive Coating Ultra Low Reflection (R≦0.5%) Water-repellent Coating Broadband (400nm≦λ≦700nm) Ultra Broadband (400nm≦λ≦900nm) Custom Wavelength Band nm to nm Low Incident Angle-dependent Caracteristics (AOI=0 to 30°) Full Face Coating Other Requests About Coating
Number of Requests	If it is periodically purchased, please fill the quanity per month or lot out the form below. / Month / Lot Projected Volume / Lot
Other Request

Specification Sheet for Band Pass Filter

Filter Materials	Filters to be Polished Both Side Synthetic / Fused Silica Glass Optical Clear Glass （Glass Name：） Quartz Crystal Others If you selected "Others," please fill in this field.
Filter Dimensions	Square Circular Long Side mm ± Tolerance mm Short Side mm ± Tolerance mm Thickness mm ± Tolerance mm
Corner Chamfer (In Case of Square Plate)	Need No Need Request About Corner Chamfers Square Circular
Approval Defect Size	Point Defects (Dig, Inclusion) No Specification ≦Ave. 20 μm ≦Ave. 30 μm ≦Ave. 80 μm Others If you selected "Others," please fill in this field. Line Defects (Scratch) No Specification ≦10 μm Width ≦20 μm Width Others If you selected "Others," please fill in this field.
Optical Characteristics	Optical Characteristics of Band Pass Filter Nallow Band Pass Wide Band Pass Center Wavelength (CWL) nm ± nm Full Width at Half Maximum (FWHM) nm ± nm Minimum Transmittance % or more Average Transmittance % or more Short wavelength side block band wavelength nm to nm Maximum Reflectance Average Reflectance % Long Wavelength Side Block Band Wavelength nm to nm Maximum Reflectance Average Reflectance % Other Requests About Coating
Number of Requests	If it is periodically purchased, please fill the quanity per month or lot out the form below. / Month / Lot Projected Volume / Lot
Other Request

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