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H-K9L Long Pass Filter Diameter 40mm Average Blocking OD6 Flatness 1 Lambda to 1/10 Lambda

FOB Price

US$ 1 - 100 / Piece

5 Pieces(Min. Order)

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Product Details

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.

Sample Curve

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	60% to 99%
Average blocking	OD6

sales@sunday-optics.com Bess Zhang

Phone:+8615104452660 +8618744192450