Optical product crystal wavelength plate-Multi -order

Optical product crystal wavelength plate
NIHON DEMPA KOGYO CO., LTD.

About This Product

■ Applications
・ Various measuring instruments
・ LN modulator
・ Smart glass

■ Features
・ It is a high -quality crystal wavy plate that uses artificial crystals grown in -house as a multiple buckling material.
・ We will respond to a phase accuracy of ± 1 ° by high -precision thickness processing accuracy.
・ Designed by wavelengths and phase differences according to the requirements of λ board, λ/2 board, λ/4 board, etc.
・ Multi, compound, True Zero Order type can be provided.
・ Large and thin type can be supported.
-In the True Zero Order, the external dimensions can be up to 4 inches and the minimum thickness can be supported. In addition, we will respond to the request from the wafer.

■ Product lineup
・ It can be used for round plates and square plates.
・ Polish and sand surface are also available.
・ Correspondence with coat is also possible. Please present the specifications.

Model
There are 3 models for this product.

Product
Optical product crystal wavelength plate

Handling Company
NIHON DEMPA KOGYO CO., LTD.

*Please note that we may not be able to accommodate sample requests.

3 Models of Optical product crystal wavelength plate

Items marked with have different values depending on the model number.

Click on the part number for more information about each product

Part Number	Price (excluding tax)	Court -adhesion strength	Court reflectance r ( %)	Defect standard	Design wavelength (NM)	Frame support	High -temperature exam	High temperature and high humidity test	Low -temperature exam	Material/configuration	Phase difference	Phase tolerance	Size (mm)	Solo -resistant test	Temperature cycle test	Thermal shock test	Wear resistance
Multi -order	Available upon quote	Paste the cellophane tape (LP-18) on the product, rub it with your fingers about 3 times, then peel it quickly and vertically.	V Coat R <0.2 %	20-10	266 ~ 1,550	Possible	85 ℃ 1,000h	60 ° C 90%RH ~ 95%RH 1.000H	-40 ℃ 1,000h	Crystal/veneer	1/4λ/1/2λ	± λ/200	DIA.152.4 Max.	2.94N (300GF) using Sylbon paper (dusper K-3) with a solvent such as IPA, acetone, ethanol, etc. 1 round trip/second consecutive, round trip distance 10mm 100 round trip	-40 ° C 2h, 85 ° C 2h, 100 ° C/h 10 cycle	-40 ° C/85 ° C each 30 minutes each	Press the vapor-deposited surface with a sillbon paper (dusper K-3), press pressure 4.9N/cm2 (500GF/cm2) 1 round trip/second consecutive, round trip distance 10mm 100 round trip
Zero order	Available upon quote	Paste the cellophane tape (LP-18) on the product, rub it with your fingers about 3 times, then peel it quickly and vertically.	V Coat R <0.2 %	20-10	266 ~ 1,550	Possible	85 ℃ 1,000h	60 ° C 90%RH ~ 95%RH 1.000H	-40 ℃ 1,000h	Crystal/2 sheets	1/4λ/1/2λ	± λ/200	Dia.76.2 Max.	2.94N (300GF) using Sylbon paper (dusper K-3) with a solvent such as IPA, acetone, ethanol, etc. 1 round trip/second consecutive, round trip distance 10mm 100 round trip	-40 ° C 2h, 85 ° C 2h, 100 ° C/h 10 cycle	-40 ° C/85 ° C each 30 minutes each	Press the vapor-deposited surface with a sillbon paper (dusper K-3), press pressure 4.9N/cm2 (500GF/cm2) 1 round trip/second consecutive, round trip distance 10mm 100 round trip
True Zero Order	Available upon quote	Paste the cellophane tape (LP-18) on the product, rub it with your fingers about 3 times, then peel it quickly and vertically.	V Coat R <0.2 %	20-10	1030 ~ 1,550	Possible	85 ℃ 1,000h	60 ° C 90%RH ~ 95%RH 1.000H	-40 ℃ 1,000h	Crystal/veneer	1/2λ	± λ/200	Dia.76.2 Max.	2.94N (300GF) using Sylbon paper (dusper K-3) with a solvent such as IPA, acetone, ethanol, etc. 1 round trip/second consecutive, round trip distance 10mm 100 round trip	-40 ° C 2h, 85 ° C 2h, 100 ° C/h 10 cycle	-40 ° C/85 ° C each 30 minutes each	Press the vapor-deposited surface with a sillbon paper (dusper K-3), press pressure 4.9N/cm2 (500GF/cm2) 1 round trip/second consecutive, round trip distance 10mm 100 round trip