TECHSPEC OD 2.0 长波通滤光片套件是实验室集成的理想选择，其中具有我们最受欢迎的一些TECHSPEC长波通滤光片，并且备有一系列不同的直径、波长和套件大小。这些长波通滤光片的背表面上具有一层单层增透(AR)膜以加强它们的整体效率。
各组件都安装在精致的硬质木盒中。木盒采用Beachwood 和桦木材料，衬有泡沫衬垫，且配有脚垫、黄铜铰链和锁扣。
| VIS (400 - 700nm) Longpass Kit, 13 Filters | |||
| Cut-On Wavelength | 12.5mm Diameter | 25.0mm Diameter | 50.0mm Diameter |
| 400nm | #49-024 | #47-614 | #64-697 |
| 425nm | #64-616 | #64-624 | #64-632 |
| 450nm | #49-025 | #47-615 | #64-698 |
| 475nm | #64-617 | #64-625 | #64-633 |
| 500nm | #49-026 | #47-616 | #64-699 |
| 525nm | #64-618 | #64-626 | #64-634 |
| 550nm | #49-027 | #47-617 | #64-700 |
| 575nm | #64-619 | #64-627 | #64-635 |
| 600nm | #49-028 | #47-618 | #64-701 |
| 625nm | #64-620 | #64-628 | #64-636 |
| 650nm | #49-029 | #47-619 | #64-702 |
| 675nm | #64-621 | #64-629 | #64-637 |
| 700nm | #49-030 | #47-620 | #64-703 |
| VIS (400 - 700nm) Longpass Kit, 7 Filters | |||
| Cut-On Wavelength | 12.5mm Diameter | 25.0mm Diameter | 50.0mm Diameter |
| 400nm | #49-024 | #47-614 | #64-697 |
| 450nm | #49-025 | #47-615 | #64-698 |
| 500nm | #49-026 | #47-616 | #64-699 |
| 550nm | #49-027 | #47-617 | #64-700 |
| 600nm | #49-028 | #47-618 | #64-701 |
| 650nm | #49-029 | #47-619 | #64-702 |
| 700nm | #49-030 | #47-620 | #64-703 |
| NIR (725 - 1100nm) Longpass Kit, 16 Filters | |||
| Cut-On Wavelength | 12.5mm Diameter | 25.0mm Diameter | 50.0mm Diameter |
| 725nm | #64-622 | #64-630 | #64-638 |
| 750nm | #49-031 | #48-558 | #64-704 |
| 775nm | #64-623 | #64-631 | #64-639 |
| 800nm | #49-032 | #48-559 | #64-705 |
| 825nm | #64-676 | #64-683 | #64-690 |
| 850nm | #49-033 | #48-560 | #64-706 |
| 875nm | #64-677 | #64-684 | #64-691 |
| 900nm | #49-034 | #48-561 | #64-707 |
| 925nm | #64-678 | #64-685 | #64-692 |
| 950nm | #49-035 | #48-562 | #64-708 |
| 975nm | #64-679 | #64-686 | #64-693 |
| 1000nm | #49-036 | #48-563 | #64-709 |
| 1025nm | #64-680 | #64-687 | #64-694 |
| 1050nm | #49-037 | #48-564 | #64-710 |
| 1075nm | #64-681 | #64-688 | #64-695 |
| 1100nm | #49-038 | #48-565 | #64-711 |
| NIR (750 - 1100nm) Longpass Kit, 8 Filters | |||
| Cut-On Wavelength | 12.5mm Diameter | 25.0mm Diameter | 50.0mm Diameter |
| 750nm | #49-031 | #48-558 | #64-704 |
| 800nm | #49-032 | #48-559 | #64-705 |
| 850nm | #49-033 | #48-560 | #64-706 |
| 900nm | #49-034 | #48-561 | #64-707 |
| 950nm | #49-035 | #48-562 | #64-708 |
| 1000nm | #49-036 | #48-563 | #64-709 |
| 1050nm | #49-037 | #48-564 | #64-710 |
| 1100nm | #49-038 | #48-565 | #64-711 |
| NIR (1125 - 1600nm) Longpass Kit, 12 Filters | |||
| Cut-On Wavelength | 12.5mm Diameter | 25.0mm Diameter | 50.0mm Diameter |
| 1125nm | #64-682 | #64-689 | #64-696 |
| 1150nm | #67-294 | #67-297 | #67-300 |
| 1175nm | #67-295 | #67-298 | #67-301 |
| 1200nm | #67-296 | #67-299 | #67-302 |
| 1250nm | #84-665 | #84-673 | #84-681 |
| 1300nm | #84-666 | #84-674 | #84-682 |
| 1350nm | #84-667 | #84-675 | #84-683 |
| 1400nm | #84-668 | #84-676 | #84-684 |
| 1450nm | #84-669 | #84-677 | #84-685 |
| 1500nm | #84-670 | #84-678 | #84-686 |
| 1550nm | #84-671 | #84-679 | #84-687 |
| 1600nm | #84-672 | #84-680 | #84-688 |
| NIR (400 - 1600nm) Longpass Kit, 25 Filters | |||
| Cut-On Wavelength | 12.5mm Diameter | 25.0mm Diameter | 50.0mm Diameter |
| 400nm | #49-024 | #47-614 | #64-697 |
| 450nm | #49-025 | #47-615 | #64-698 |
| 500nm | #49-026 | #47-616 | #64-699 |
| 550nm | #49-027 | #47-617 | #64-700 |
| 600nm | #49-028 | #47-618 | #64-701 |
| 650nm | #49-029 | #47-619 | #64-702 |
| 700nm | #49-030 | #47-620 | #64-703 |
| 750nm | #49-031 | #48-558 | #64-704 |
| 800nm | #49-032 | #48-559 | #64-705 |
| 850nm | #49-033 | #48-560 | #64-706 |
| 900nm | #49-034 | #48-561 | #64-707 |
| 950nm | #49-035 | #48-562 | #64-708 |
| 1000nm | #49-036 | #48-563 | #64-709 |
| 1050nm | #49-037 | #48-564 | #64-710 |
| 1100nm | #49-038 | #48-565 | #64-711 |
| 1150nm | #67-294 | #67-297 | #67-300 |
| 1200nm | #67-296 | #67-299 | #67-302 |
| 1250nm | #84-665 | #84-673 | #84-681 |
| 1300nm | #84-666 | #84-674 | #84-682 |
| 1350nm | #84-667 | #84-675 | #84-683 |
| 1400nm | #84-668 | #84-676 | #84-684 |
| 1450nm | #84-669 | #84-677 | #84-685 |
| 1500nm | #84-670 | #84-678 | #84-686 |
| 1550nm | #84-671 | #84-679 | #84-687 |
| 1600nm | #84-672 | #84-680 | #84-688 |