long pass filter

Model:	SJK
Brand:	SUNDAY
Origin:	Made In China
Category:	Electronics & Electricity / Electronic Instrument / Analysis Instrument
Label:	high quality , used in systems , long pass filter
Price:	US $5 / pc
Min. Order:	1 pc

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Product Description

Long pass Filter

Long pass filter allow the longer wavelength throught, and cut off the shorter wavelength.These filter mainly used in Beauty equipment, police multiband testing instruments, strong light flashlight, stage lighting shade, four-wheel, iris recognition system, face recognition attendance device, optical instruments.

Manufacture Specifications

Diameter	2mm to 200mm
Diameter Tolerance	+0.00/-0.1 or customer size
Material	N-BK7,H-K9L,Sapphire,Fused Silica(JGS1),Caf2,ZnSe,Si,Ge,etc.
Surface Quality	80-50 to 10/5
Flatness	1 lambda to 1/10 lambda
Thickness Tolerance	+0.00/-0.05mm
Standard wavelength	270nm,311、360、380、473、532、650、780、808、850、904、940、1064 and 1900nm.
Transmission	7.5～11 μm: Tavg ＞90%, Tmin ＞80% 1.5～7.2μm: Tmax ＜3%
Transmission	60% to 99%
Average blocking	0.1%,0.01%,0.001%.0.001