Epoch Microelectronics, Inc.

We distribute Microwave / Millimeter wave absorbers and shield material manufactured in Japan.

We supply Microwave / Millimeter wave absorbing material.

We customize frequency, shape, and bandwidth according to customer’s request as soon as possible.

We can provide instructions to use the material and create an effective solution against RF communication troubles.

To order or additional information, please send an email to us, or call 914-332-8570 ext. 221.

(1) Microwave absorber sheet
MS-058 through MS-940 provide excellent absorption performance at normal and grazing incidence at frequencies from 5.8GHz to 94GHz. Small lots are available for use at frequencies not listed below.

Operating Temp.: –30℃-85℃

Product No.	Freq. (GHz)	Material	Std. Size (mm)	Thickness (mm)	Weight (kg/m²)	Absorb Performance (min.)	Application
MS-058	5.8	EPDM AL.Foil	500 X 1000	2.7	7.6	–25dB	ETC-DSRC
MS-100	10	EVA AL.Foil	210 X 290	1.4	3.6	–20dB	X-band radar
MS-240	24	EVA AL.Foil	210 X 290	2.0	3.6	–20dB	Near field radar
MS-600	60	EPDM AL.Foil	100 X 100	2.2	6	–20dB	High speed W-LAN
MS-760	76	EPDM AL.Foil	100 X 100	1.6	6	–20dB	Vehicle radar
MS-940	94	EPDM AL.Foil	100 X 100	2.1	6	–20dB	Millimeter wave imaging
MS-760KW	10-76	EVA	100 X 100	1.0	4	–5dB	Millimeter wave noise

(2) Millimeter-wave broadband absorber panel
MS-ES consists of non-woven polyester cloth with conductive polymer coating. It absorbs RF at frequencies from 2GHz to 94GHz at normal and at grazing incidence.

Material: Polyester non-woven cloth, conductive polymer, Al foil
Panel Size: 500 x 500mm
Operating Temp.: –30℃-85℃

Product No.	Freq. (GHz)	Thickness (mm)	Weight (kg/panel)
MS-ES27	2 - 94	27	1.5
MS-ES21	20 - 94	21	1.2
MS-ES15	60 - 94	15	0.8

(3) Microwave broad absorber panel
MS-F series absorber panels are used for controlling RF energy at common frequencies that are used for LAN, TPMS, ZigBee, Active Tag, RFID, and cellular phone standards.

Material: Calcium carbonate impregnated with dielectric material
Standard Size: 850 x 850mm
Standard Weight: 1.5kg-5kg
Operating Temp.: –30℃-85℃

Product No.	Freq.	Thickness (mm)
MS-F030	2 - 6GHz	30
MS-F050	1 - 10GHz	50
MS-F100	300MHz - 10GHz	100
MS-F025K	2-76GHz	25
MS-F050K	800MHz-76GHz	50

(4) Cloth & mesh for shielding electromagnetic wave
MS-PY is a new material: polyester cloth specially plated with soft magnetic metal that effectively blocks RF at frequencies from 100KHz to 10GHz. It is well suited for preventing interference between communication devices as well as cellular phones, inverters, measurement equipment.

Material: Polyester cloth with soft ferrite plating

Product No.	Freq.	Std. Size	Thickness	Characteristics
MS-PY	100KHz - 10GHz	1000mm x 20m	150µm	-80 dB Polyester cloth
MS-PXF	800MHz - 6GHz	1000mm x 20m	250µm	-50 dB Transparent & air permeability mesh

(5) Lightweight shield tent
Our lightweight shield tents consist of a new material: Polyester cloth coated with soft magnetic material by our proprietary process. This cloth blocks frequencies from 100 KHz to 10 GHz against cellular phone, wireless LAN, Bluetooth, UWB and RFID signal.

Material: EM Shield Cloth, RF Absorber Panel, Al. Sheet Floor
Standard Size: 2.4m x 2.4m, 1.8m x 1.8m, 0.9m X 0.9m, Size as requested.

Product No.	Shield Frequency	Characteristics
MST-PY	100KHz - 10GHz (-40 dB)	High shield performance (-40 dB), Magnetic wave shield (-20 dB)
MST-PXF	500MHz- 5GHz (-30 dB)	Air permeability & translucent

(6) Lightweight anechoic chamber
Our lightweight anechoic chamber has the combination of new materials; Polyester cloth coated with soft magnetic material and absorber panel. The shielding cloth blocks frequencies from 100KHz to 10GHz, it provides over 40dB shielding against cellular phone, wireless LAN, Bluetooth, UWB and RFID signals. The absorber panel has excellent absorption performance at normal and grazing incidence.

Product No.	Absorb Frequency	Shield Frequency	Material	Standard Size (m)
MSR-PY	300MHz - 10GHz	100KHz - 10GHz	EM shield cloth, RF absorber panel, Al. sheet floor	2.4 X 2.4 1.8 X 1.8 0.9 X 0.9

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