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Reflective Neutral Density Filter

FNDU - MFNDU

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Reflective Neutral Density Filter
In stock
SKU
FNDU - MFNDU
The reflective ND filter is used for high power and broadband wavelength light density reducing. The untransmitted light would not be absorbed, there is no possibility of glass damaging by the heat.
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Name Diameter φD Transmittance Delivery Price Add to cart
i
Reflective Neutral Density Filter Unmounted (UV) 20mm Diameter 20％
FNDU-20C02-20 		20mm 20% (300nm)
2 weeks
$89.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (300nm) 0.2
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 50mm Diameter 0.1％
FNDU-50C02-0.1 		50mm 0.1% (300nm)
in stock
$213.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (300nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 30mm Diameter 60％
MFNDU-30-60 		30mm 60% (300nm)
6-12 weeks
$126.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (300nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 20mm Diameter 50％
FNDU-20C02-50 		20mm 50% (300nm)
2 weeks
$89.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (300nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 50mm Diameter 10％
FNDU-50C02-10 		50mm 10% (300nm)
in stock
$158.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (300nm) 0.1
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 30mm Diameter 92％
MFNDU-30-92 		30mm 92% (300nm)
6-12 weeks
$71.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (300nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 20mm Diameter 80％
FNDU-20C02-80 		20mm 80% (300nm)
2 weeks
$89.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (300nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 50mm Diameter 40％
FNDU-50C02-40 		50mm 40% (300nm)
in stock
$158.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (300nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 52mm Diameter 5％
MFNDU-52-5 		52mm 5% (300nm)
6-12 weeks
$190.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (300nm) 0.05
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 25mm Diameter 1％
FNDU-25C02-1 		25mm 1% (300nm)
2 weeks
$134.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (300nm) 0.01
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 50mm Diameter 70％
FNDU-50C02-70 		50mm 70% (300nm)
in stock
$158.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (300nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 52mm Diameter 30％
MFNDU-52-30 		52mm 30% (300nm)
6-12 weeks
$175.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (300nm) 0.3
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 25mm Diameter 20％
FNDU-25C02-20 		25mm 20% (300nm)
6-12 weeks
$104.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (300nm) 0.2
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 25mm Diameter 0.1％
MFNDU-25-0.1 		25mm 0.1% (300nm)
6-12 weeks
$155.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (300nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 52mm Diameter 60％
MFNDU-52-60 		52mm 60% (300nm)
6-12 weeks
$175.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (300nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 25mm Diameter 50％
FNDU-25C02-50 		25mm 50% (300nm)
2 weeks
$104.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (300nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 25mm Diameter 10％
MFNDU-25-10 		25mm 10% (300nm)
6-12 weeks
$100.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (300nm) 0.1
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 52mm Diameter 92％
MFNDU-52-92 		52mm 92% (300nm)
6-12 weeks
$105.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (300nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 25mm Diameter 80％
FNDU-25C02-80 		25mm 80% (300nm)
in stock
$104.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ25mm
Transmittance (300nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 25mm Diameter 40％
MFNDU-25-40 		25mm 40% (300nm)
6-12 weeks
$100.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (300nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 30mm Diameter 1％
FNDU-30C02-1 		30mm 1% (300nm)
in stock
$144.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (300nm) 0.01
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 25mm Diameter 70％
MFNDU-25-70 		25mm 70% (300nm)
6-12 weeks
$100.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ25mm
Clear aperture φA φ17mm
Transmittance (300nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 30mm Diameter 20％
FNDU-30C02-20 		30mm 20% (300nm)
6-12 weeks
$119.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (300nm) 0.2
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 30mm Diameter 0.1％
MFNDU-30-0.1 		30mm 0.1% (300nm)
6-12 weeks
$176.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (300nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 30mm Diameter 50％
FNDU-30C02-50 		30mm 50% (300nm)
in stock
$119.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (300nm) 0.5
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 30mm Diameter 10％
MFNDU-30-10 		30mm 10% (300nm)
6-12 weeks
$126.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (300nm) 0.1
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 20mm Diameter 5％
FNDU-20C02-5 		20mm 5% (300nm)
2 weeks
$114.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (300nm) 0.05
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 30mm Diameter 80％
FNDU-30C02-80 		30mm 80% (300nm)
in stock
$119.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ30mm
Transmittance (300nm) 0.8
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 30mm Diameter 40％
MFNDU-30-40 		30mm 40% (300nm)
6-12 weeks
$126.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (300nm) 0.4
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 20mm Diameter 30％
FNDU-20C02-30 		20mm 30% (300nm)
2 weeks
$89.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (300nm) 0.3
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 50mm Diameter 1％
FNDU-50C02-1 		50mm 1% (300nm)
in stock
$193.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (300nm) 0.01
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 30mm Diameter 70％
MFNDU-30-70 		30mm 70% (300nm)
6-12 weeks
$126.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ30mm
Clear aperture φA φ22mm
Transmittance (300nm) 0.7
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 20mm Diameter 60％
FNDU-20C02-60 		20mm 60% (300nm)
2 weeks
$89.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (300nm) 0.6
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 50mm Diameter 20％
FNDU-50C02-20 		50mm 20% (300nm)
in stock
$158.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ50mm
Transmittance (300nm) 0.2
Availability Please contact
i
Reflective Neutral Density Filter Mounted (UV) 52mm Diameter 0.1％
MFNDU-52-0.1 		52mm 0.1% (300nm)
6-12 weeks
$230.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Mount Material: Aluminum (Finishing: Black anodized)
Mount outer diameter φD φ52mm
Clear aperture φA φ47mm
Transmittance (300nm) 0.001
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 20mm Diameter 92％
FNDU-20C02-92 		20mm 92% (300nm)
2 weeks
$45.00
Type Ultraviolet (UV)
Material Synthetic fused silica
Coating Chrome coating (Cr) but FNDU-92, MFNDU-92 is no coated
Wavelength Range 200 − 400nm
Parallelism ＜30″
Surface flatness λ
(Measurement area: φ30mm)
Surface Quality (Scratch-Dig) 60-40
Clear aperture 90% of the diameter
Diameter φD φ20mm
Transmittance (300nm) 0.92
Availability Please contact
i
Reflective Neutral Density Filter Unmounted (UV) 50mm Diameter 50％
FNDU-50C02-50 		50mm 50% (300nm)
6-12 weeks
$158.00
Type Ultraviolet (UV)
Material