长波通滤光片在特定波长以下提供明显的截止。它们通常用于订单分类,它们可以隔离光谱的广泛区域,同时提供所需能量的高传输,以及对不需要的能量的深度抑制。
这些滤光片由光学质量的红外透射基板上的坚硬耐用的上表面介电涂层构成,可承受与任何高质量光学元件相关的正常清洁和处理。
为了您的方便和经济,我们提供两种标准尺寸的过滤器:25mm和50mm直径。但是,我们可以生产自定义尺寸和形状,以及定制光学特性。
▪ 可用于分离宽光谱区域
▪ 由坚硬耐用的D一表面涂层构成
▪ 提供标准和自定义波长
General Specifications:
Thickness: | 1.0±0.2mm |
Diameter Tolerance: | +0/-0.1mm |
Min. Clear Aperture: | 90% of outside dimension |
Substrate Material: | Silicon or Germanium |
Flatness: | 3-5 waves at cut-on W/L |
24-hour humidity: | per MIL-C-48497A |
Operating Temperature: | -62°C to +71°C |
Parallelism: | <10 arc minutes |
Transmission (Ave): | >85% from 1.05 x cut-on to 2.0 x cut-on |
Rejection (Ave): | <0.1% |
Slope: | <7% (12% for 1.05µm filter) |
IR Long Pass Filter, 1050.0nm 5% point, 12.5 mm dia. | |
PART NO. | 1.05ILP-12.5 |
5% Wavelength | 1050.0+40/-40 nm |
Type | LWP |
Size | 12.5 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 1050.0nm 5% point, 25.0 mm dia. | |
PART NO. | 1.05ILP-25 |
5% Wavelength | 1050.0+40/-40 nm |
Type | LWP |
Size | 25.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 1050.0nm 5% point, 50.0 mm dia. | |
PART NO. | 1.05ILP-50 |
5% Wavelength | 1050.0+40/-40 nm |
Type | LWP |
Size | 50.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 1650.0nm 5% point, 12.5 mm dia. | |
PART NO. | 1.65ILP-12.5 |
5% Wavelength | 1650.0+70/-70 nm |
Type | LWP |
Size | 12.5 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 1650.0nm 5% point, 25.0 mm dia. | |
PART NO. | 1.65ILP-25 |
5% Wavelength | 1650.0+70/-70 nm |
Type | LWP |
Size | 25.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 1650.0nm 5% point, 50.0 mm dia. | |
PART NO. | 1.65ILP-50 |
5% Wavelength | 1650.0+70/-70 nm |
Type | LWP |
Size | 50.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 2400.0nm 5% point, 12.5 mm dia. | |
PART NO. | 2.40ILP-12.5 |
5% Wavelength | 2400.0+90/-90 nm |
Type | LWP |
Size | 12.5 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 2400.0nm 5% point, 25.0 mm dia. | |
PART NO. | 2.40ILP-25 |
5% Wavelength | 2400.0+90/-90 nm |
Type | LWP |
Size | 25.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 2400.0nm 5% point, 50.0 mm dia. | |
PART NO. | 2.40ILP-50 |
5% Wavelength | 2400.0+90/-90 nm |
Type | LWP |
Size | 50.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 3600.0nm 5% point, 12.5 mm dia. | |
PART NO. | 3.60ILP-12.5 |
5% Wavelength | 3600.0+140/-140 nm |
Type | LWP |
Size | 12.5 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 3600.0nm 5% point, 25.0 mm dia. | |
PART NO. | 3.60ILP-25 |
5% Wavelength | 3600.0+140/-140 nm |
Type | LWP |
Size | 25.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 3600.0nm 5% point, 50.0 mm dia. | |
PART NO. | 3.60ILP-50 |
5% Wavelength | 3600.0+140/-140 nm |
Type | LWP |
Size | 50.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 4500.0nm 5% point, 12.5 mm dia. | |
PART NO. | 4.50ILP-12.5 |
5% Wavelength | 4500.0+180/-180 nm |
Type | LWP |
Size | 12.5 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 4500.0nm 5% point, 25.0 mm dia. | |
PART NO. | 4.50ILP-25 |
5% Wavelength | 4500.0+180/-180 nm |
Type | LWP |
Size | 25.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 4500.0nm 5% point, 50.0 mm dia. | |
PART NO. | 4.50ILP-50 |
5% Wavelength | 4500.0+180/-180 nm |
Type | LWP |
Size | 50.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 6000.0nm 5% point, 12.5 mm dia. | |
PART NO. | 6.00ILP-12.5 |
5% Wavelength | 6000.0+240/-240 nm |
Type | LWP |
Size | 12.5 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 6000.0nm 5% point, 25.0 mm dia. | |
PART NO. | 6.00ILP-25 |
5% Wavelength | 6000.0+240/-240 nm |
Type | LWP |
Size | 25.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 6000.0nm 5% point, 50.0 mm dia. | |
PART NO. | 6.00ILP-50 |
5% Wavelength | 6000.0+240/-240 nm |
Type | LWP |
Size | 50.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 7300.0nm 5% point, 12.5 mm dia. | |
PART NO. | 7.30ILP-12.5 |
5% Wavelength | 7300.0+290/-290 nm |
Type | LWP |
Size | 12.5 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 7300.0nm 5% point, 25.0 mm dia. | |
PART NO. | 7.30ILP-25 |
5% Wavelength | 7300.0+290/-290 nm |
Type | LWP |
Size | 25.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |
IR Long Pass Filter, 7300.0nm 5% point, 50.0 mm dia. | |
PART NO. | 7.30ILP-50 |
5% Wavelength | 7300.0+290/-290 nm |
Type | LWP |
Size | 50.0 +0/-0.2mm |
Thickness | 1.0 +0.2/-0.2 mm |