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HOME > PRODUCTS > Precision Optics > Filters > Individual Neutral Density Filter > Metallic CoatingType >

Metallic CoatingType

Specifications
Material: BK7 glass and Fused Silica Flatness: 2λ per 25 mm Surface Quality: 80/50 Parallelism: 3 min Dimension Tolerance: ±0.2mm Coating: Vacuum-deposited metallic alloy Optical Density Tolerance: ±5%

Optical Density	Transmission	BK7 φ25mm	BK7 50x50x2	F.S. 50x50mm
Optical Density	Transmission	Part No.	Part No.	Part No.
0.1	79.4%	MF0101	MF0111	MF0201
0.2	63.1%	MF0102	MF0112	MF0202
0.3	50.1%	MF0103	MF0113	MF0203
0.5	31.6%	MF0104	MF0114	MF0204
0.8	15.8%	MF0105	MF0115	MF0205
1.0	10.0%	MF0106	MF0116	MF0206
2.0	1.0%	MF0107	MF0117	MF0207
3.0	0.1%	MF0108	MF0118	MF0208
4.0	0.01%	MF0109	MF0119	MF0209

	Please refer to the Glossary and Technology for more information about waveplates.
	Other sizes and coatings are available upon request.