| Part Number | Product Description |
| DP8A/M | Ø1.5" Dynamically Damped Post, 8" Long, Metric |
| DPC5500 | In-line Deterministic Polarization Controller Module for TXP5000 (Without Chassis & Laptop Computer) |
| DPC5500-T | Benchtop Polarization Controller DPC5500 incl. TXP5004 Chassis & Laptop Computer |
| DPP25-A | LCP Achromatic Depolarizer, Ø1", AR Coating: 350 - 700 nm |
| DPP25-B | LCP Achromatic Depolarizer, Ø1", AR Coating: 650 - 1050 nm |
| DPP25-C | LCP Achromatic Depolarizer, Ø1", AR Coating: 1050 - 1700 nm |
| DPU-25 | Quartz-Wedge Achromatic Depolarizer, Ø1", Uncoated Quartz Crystal |
| DPU-25-A | Quartz-Wedge Achromatic Depolarizer, Ø1", AR Coating: 350 - 700 nm |
| DPU-25-B | Quartz-Wedge Achromatic Depolarizer, Ø1", AR Coating: 650 - 1050 nm |
| DPU-25-C | Quartz-Wedge Achromatic Depolarizer, Ø1", AR Coating: 1050 - 1700 nm |
| DR10 | DRIERITE® 1lb., 6 Mesh - All Purpose Drying Agent |
| DRV001 | 8 mm Travel Modular NanoMax Stepper Motor Drive |
| DRV002 | Modular NanoMax Differential Micrometer Drive, 8 mm Travel |
| DRV003 | 8mm Differential Adjuster with Quick Connect Coupling |
| DRV004 | Modular NanoMax Thumbscrew Drive, 8 mm Travel |
| DRV007 | 25 mm Differential Drive |
| DRV008 | 50 mm Differential Drive |
| DRV010 | 25 mm Micrometer Drive |
| DRV011 | 50mm Micrometer Drive |
| DRV012 | 25mm Digital Micrometer Drive |
| DRV013 | 25 mm Trapezoidal Stepper Motor Drive |
| DRV014 | 50 mm Trapezoidal Stepper Motor Drive |
| DRV113 | 25 mm Travel Ballscrew Stepper Motor Drive for LNR Stage |
| DRV114 | 50 mm Travel Ballscrew Stepper Motor Drive |
| DRV120 | Modular NanoMax 20 µm Piezo Drive with Feedback |
| DRV121 | Modular NanoMax 20 µm Piezo Drive with Feedback |
| DRV181 | Modular NanoMax 80 µm Piezo Drive Without Feedback |
| DRV208 | 8 mm Travel, Modular NanoMax Trapezoidal Stepper Motor Actuator |
| DRV225 | 25 mm Travel, Trapezoidal Stepper Motor Actuator |
| DRV250 | 50 mm Travel, Trapezoidal Stepper Motor Actuator |
| DRV3 | 8 mm High Precision Differential Micrometer |
| DRV304 | Differential Micrometer Drive, 1/2" (13 mm) Travel |
| DRV414 | 50 mm Travel DC Motor Actuator |
| DRV504 | RollerBlock Modular Differential Micrometer Drive |
| DRV505 | RollerBlock Modular Micrometer Drive, Right-Hand |
| DRV517 | Differential Micrometer with Feedback Piezo Element, 1/2" Manual Travel, 30 µm Piezo Travel |
| DRV600 | APT System Blank Drive Plug |
| DRV601 | APT System Stepper Motor Drive |
| DRV613 | APT System Differential Micrometer Drive |
| DRV8 | 50.8 mm Travel Differential Drive, Ø1/2" (Ø12.7 mm) Mount Bushing |
| DS12 | 12 VDC, 4 A Regulated Power Supply with M8 Connector, 100 - 240 VAC |
| DS15 | 15 VDC, 1.2 A Regulated Power Supply with Mini-XLR Connector, 100/240 VAC |
| DS24 | 24 VDC Regulated Power Supply with KPPX-3P Connector, 85 - 264 VAC |
| DS5 | 5 VDC, 2 A Regulated Power Supply with USB Type-A Port, 100/240 VAC |
| DSD2 | Dual Band Si/InGaAs Detector, 4 µs Rise Time, 400 - 1800 nm, Ø2.54/Ø1.5 mm |
| DSH20F | 1 mL Petri Dish, Ø20 mm x 6 mm, Fused Silica |
| DST1950 | Double-Sided Adhesive Tape, 3/4" Wide x 180' Long (19 mm x 55 m) |
| DT105 | Male D4T Dovetail Adapter, External SM1 Threads, Internal SM05 Threads |
| DT108 | Male D4T Dovetail Adapter, External SM1 Threads, Ø0.8" Bore |
| DT12 | 1/2" Dovetail Translation Stage, 8-32 Taps |
| DT12/M | 12.7 mm Dovetail Translation Stage, M4 Taps |
| DT12A | Angle Bracket for DT12 Stages |
| DT12A-RA | DT12 Rotation Adapter and Angle Bracket |
| DT12A-RA/M | DT12 Rotation Adapter and Angle Bracket |
| DT12B | Base Plate for DT12 Stages |
| DT12B/M | Base Plate for DT12 Stages (Metric) |
| DT12CSA | Ø6.0 mm Cage Rod Adapter for DT12 Stages |
| DT12CTA | Top Plate for DT12 Stages, 4-40 and 8-32 Tapped |
| DT12CTA/M | Top Plate for DT12 Stages, M3 and M4 Tapped |
| DT12RA | Rotation Adapter for DT12 Stages |
| DT12RA/M | Rotation Adapter for DT12 Stages (Metric) |
| DT12XY | 1/2" XY Dovetail Translation Stage with Baseplate, 8-32 Taps |
| DT12XY/M | 12.7 mm XY Dovetail Translation Stage with Baseplate, M4 Taps |
| DT12XYZ | 1/2" XYZ Dovetail Translation Stage with Baseplate, 8-32 Taps |
| DT12XYZ-RA/M | DT12XYZ Stage with Additional Rotation Axis (Metric) |
| DT12XYZ/M | 12.7 mm XYZ Dovetail Translation Stage with Baseplate, M4 Taps |
| DT12XZ | 1/2" XZ Dovetail Translation Stage with Baseplate, 8-32 Taps |
| DT12XZ/M | 12.7 mm XZ Dovetail Translation Stage with Baseplate, M4 Taps |
| DT25 | 1" Dovetail Translation Stage, 1/4"-20 Taps |
| DT25-V | Dovetail Translation Stage Vacuum Compatible, Imperial |
| DT25/M | 25 mm Dovetail Translation Stage, M6 Taps |
| DT25/M-V | Dovetail Translation Stage Vacuum Compatible, Metric |
| DT25A | Riser Plate for DT25(/M), Universal |
| DT25A-V | Plate for DT25 Vacuum (Imperial and Metric Versions) |
| DTC05 | Male D4T Dovetail Adapter, External C-Mount Threads, Internal SM05 Threads |
| DTC08 | Male D4T Dovetail Adapter, External C-Mount Threads, Ø0.8" Bore |
| DTCP1 | 30 mm Cage Plate, Female D4T Dovetail, 8-32 Mounting Hole |
| DTCP1/M | 30 mm Cage Plate, Female D4T Dovetail, M4 x 0.7 Mounting Hole |
| DTS25 | 1" Dovetail Translation Stage, 1/4"-20 Taps |
| DTS25/M | 25 mm Dovetail Translation Stage, M6 x 1.0 Taps |
| DTS25V | 1" Dovetail Translation Stage, 1/4"-20 Taps, Vacuum-Compatible |
| DTS25V/M | 25 mm Dovetail Translation Stage, M6 x 1.0 Taps, Vacuum-Compatible |
| DTS50 | 2" Dovetail Translation Stage, 1/4"-20 Taps |
| DTS50/M | 50 mm Dovetail Translation Stage, M6 x 1.0 Taps |
| DTSA01 | 5 mm Thick Spacer Plate for DTS25(/M) and DTS50(/M) |
| DTSA02 | 10 mm Thick Spacer Plate for DTS25(/M) and DTS50(/M) |
| DTSA03 | Angle Bracket for DTS25 and DTS50, 1/4"-20 Taps |
| DTSA03/M | Angle Bracket for DTS25/M and DTS50/M, M6 x 1.0 Taps |
| DTSA03V | Angle Bracket for DTS25V, 1/4"-20 Taps, Vacuum-Compatible |
| DTSA03V/M | Angle Bracket for DTS25V/M, M6 x 1.0 Taps, Vacuum-Compatible |
| DTSM1 | External SM1 Threads to Female D4T Dovetail Adapter |
| DUAL-EDFA | Erbium Doped Fiber Link Amplifier, 1520 - 1577 nm, C-Band, ≤20 dB Gain |
| DV1000AA | Digital Variable Optical Attenuator, 980 - 1250 nm, FC/APC |
| DV1550AA | Digital Variable Optical Attenuator, 1250 - 1650 nm, FC/APC |
| DVM1 | 10-Function Digital Multimeter |
| DWDM820 | PRO8 DWDM 8-Channel Laser System, Choice of 8 LD Modules |
| DX12CF | Single Mode Ultrafast Detector Module, 700 - 870 nm, DC - 12 GHz, FC/PC |
| DX12DF | Multimode Ultrafast Detector Module, 700 - 870 nm, DC - 12 GHz, FC/PC |
| DX20AF | Single Mode Ultrafast Detector Module, 1250 - 1650 nm, DC - 20 GHz, FC/PC |
| DX25CF | Single Mode Ultrafast Detector Module, 700 - 870 nm, DC - 25 GHz, FC/PC |
| DX25DF | Multimode Ultrafast Detector Module, 700 - 870 nm, DC - 25 GHz, FC/PC |
| DX25HA | Single Mode Ultrafast Detector Module, 980 - 1625 nm, DC - 25 GHz, High Power, FC/APC |
| DX25HF | Single Mode Ultrafast Detector Module, 980 - 1625 nm, DC - 25 GHz, High Power, FC/PC |
| DX30AF | Single Mode Ultrafast Detector Module, 750 - 1650 nm, DC - 30 GHz, FC/PC |
| DX30BF | Multimode Ultrafast Detector Module, 750 - 1650 nm, DC - 30 GHz, FC/PC |
| DX50AF | Single Mode Ultrafast Detector Module, 1250 - 1650 nm, DC - 50 GHz, FC/PC |
| DXM12CF | Single Mode Ultrafast Detector with Current Monitor, 700 - 870 nm, DC - 12 GHz, FC/PC |
| DXM12DF | Multimode Ultrafast Detector with Current Monitor, 700 - 870 nm, DC - 12 GHz, FC/PC |
| DXM20AF | Single Mode Ultrafast Detector with Current Monitor, 1250 - 1650 nm, DC - 20 GHz, FC/PC |
| DXM25CF | Single Mode Ultrafast Detector with Current Monitor, 700 - 870 nm, DC - 25 GHz, FC/PC |
| DXM25DF | Multimode Ultrafast Detector with Current Monitor, 700 - 870 nm, DC - 25 GHz, FC/PC |
| DXM30AF | Single Mode Ultrafast Detector with Current Monitor, 750 - 1650 nm, DC - 30 GHz, FC/PC |
| DXM30BF | Multimode Ultrafast Detector with Current Monitor, 750 - 1650 nm, DC - 30 GHz, FC/PC |
| DXM50AF | Single Mode Ultrafast Detector with Current Monitor, 1250 - 1650 nm, DC - 50 GHz, FC/PC |
| E06RMS | Extended RMS to M6 x 0.5 Adapter |
| E08RMS | Extended RMS to M8 x 0.5 Adapter |
| E09RMS | Extended RMS to M9 x 0.5 Adapter |
| E12RMS | Extended RMS to M12 x 0.5 Adapter |
| EAD005 | DC Block Filter, Passband: 50 MHz to 26.5 GHz, Coaxial SMA Feedthrough |
| EB2000 | Proto Board For LD2000 |
| EBP05 | Economy 30:70 Beamsplitter, Diameter: 1/2", AOI: 45° |
| EBP1 | Economy 30:70 Beamsplitter, Ø1", AOI: 45° |
| EBP2 | Economy 30:70 Beamsplitter, Ø2", AOI: 45° |
| EBS1 | Economy 50:50 Beamsplitter, Ø1", AOI: 45° |
| EBS2 | Economy 50:50 Beamsplitter, Ø2", AOI: 45° |
| EC1515A | Enclosure for Customizable Electronics, 150 mm x 150 mm x 84 mm, Gray |
| EC1515A-CUSTOM | Custom Enclosure for Electronics, 150 mm x 150 mm x 71 mm, Gray |
| EC1515AR | Enclosure for Customizable Electronics, 150 mm x 150 mm x 84 mm, Red |
| EC1515AR-CUSTOM | Custom Enclosure for Electronics, 150 mm x 150 mm x 71 mm, Red |
| EC1515MB | Mounting Board for EC1515A Enclosures, 130 mm x 80 mm x 1.5 mm |
| EC1530A | Enclosure for Customizable Electronics, 150 mm x 300 mm x 83 mm, Gray |
| EC1530A-CUSTOM | Custom Enclosure for Electronics, 150 mm x 300 mm x 71 mm, Gray |
| EC1530AR | Enclosure for Customizable Electronics, 150 mm x 300 mm x 83 mm, Red |
| EC1530AR-CUSTOM | Custom Enclosure for Electronics, 150 mm x 300 mm x 71 mm, Red |
| EC1530B | Enclosure for Customizable Electronics, 150 mm x 300 mm x 109 mm, Gray |
| EC1530B-CUSTOM | Custom Enclosure for Electronics, 150 mm x 300 mm x 96 mm, Gray |
| EC1530BR | Enclosure for Customizable Electronics, 150 mm x 300 mm x 109 mm, Red |
| EC1530BR-CUSTOM | Custom Enclosure for Electronics, 150 mm x 300 mm x 96 mm, Red |
| EC1530MB | Mounting Board for EC1530 Enclosures, 130 mm x 200 mm x 1.5 mm |
| EC1AC | AC Power Inlet with On/Off Switch and Fuse Holder |
| EC1C | Benchtop Enclosure with Pre-Installed Electronics Modules, 200 mm x 300 mm x 96 mm, Gray |
| EC1F | Noctua Enclosure Fan Module |
| EC1PS | 45 W, +5 V / ±15 V Power Supply Module for Custom Electronics Assemblies |
| EC1U | Flanged Enclosure for Customizable Electronics, 150.0 mm x 106.7 mm x 48.5 mm |
| EC1UA | Mounting Adapters for Stacking Flanged Benchtop Enclosures, 2 Pack |
| EC2030A | Enclosure for Customizable Electronics, 200 mm x 300 mm x 84 mm, Gray |
| EC2030A-CUSTOM | Custom Enclosure for Electronics, 200 mm x 300 mm x 71 mm, Gray |
| EC2030AR | Enclosure for Customizable Electronics, 200 mm x 300 mm x 84 mm, Red |
| EC2030AR-CUSTOM | Custom Enclosure for Electronics, 200 mm x 300 mm x 71 mm, Red |
| EC2030B | Enclosure for Customizable Electronics, 200 mm x 300 mm x 109 mm, Gray |
| EC2030B-CUSTOM | Custom Enclosure for Electronics, 200 mm x 300 mm x 96 mm, Gray |
| EC2030BR | Enclosure for Customizable Electronics, 200 mm x 300 mm x 109 mm, Red |
| EC2030BR-CUSTOM | Custom Enclosure for Electronics, 200 mm x 300 mm x 96 mm, Red |
| EC2030MB | Mounting Board for EC2030 Enclosures, 180 mm x 200 mm x 1.5 mm |
| EC2530BB | Aluminum Breadboard for EC2530C(R) Enclosure, 9.06" x 9.06" x 0.37", 1/4"-20 Double-Density Taps |
| EC2530BB/M | Aluminum Breadboard for EC2530C(R) Enclosure, 230 mm x 230 mm x 9.5 mm, M6 Double-Density Taps |
| EC2530C | Enclosure for Customizable Electronics, 250 mm x 300 mm x 135 mm, Gray |
| EC2530C-CUSTOM | Custom Enclosure for Electronics, 250 mm x 300 mm x 122 mm, Gray |
| EC2530CR | Enclosure for Customizable Electronics, 250 mm x 300 mm x 135 mm, Red |
| EC2530CR-CUSTOM | Custom Enclosure for Electronics, 250 mm x 300 mm x 122 mm, Red |
| EC2530MB | Mounting Board for EC2530C Enclosures, 230 mm x 200 mm x 1.5 mm |
| EC2C | Benchtop Enclosure with Pre-Installed Electronics Modules, 200 mm x 300 mm x 96 mm, Gray |
| EC2PS | 15 W, +5 V / ±12 V Power Supply Module for Custom Electronics Assemblies |
| EC2U | 19" Rack 2U Enclosure for Electronics, 482.6 mm x 377.2 mm x 88.4 mm |
| EC2US | Plates for EC2U Enclosure |
| EC3PS | 15 W, +5 V / ±15 V Power Supply Module for Custom Electronics Assemblies |
| EC3U | 19" Rack 3U Enclosure for Electronics, 482.6 mm x 377.2 mm x 132.9 mm |
| EC3US | Plates for EC3U Enclosure |
| EC4PS | 100 W, +5 V / ±12 V Power Supply Module for Custom Electronics Assemblies |
| EC4U | 19" Rack 4U Enclosure for Electronics, 482.6 mm x 377.2 mm x 177.4 mm |
| EC4US | Plates for EC4U Enclosure |
| EC5PS | 100 W, +5 V / ±15 V Power Supply Module for Custom Electronics Assemblies |
| EC5U | 19" Rack 5U Enclosure for Electronics, 482.6 mm x 377.2 mm x 222.3 mm |
| EC6U | 19" Rack 6U Enclosure for Electronics, 482.6 mm x 477.2 mm x 266.3 mm |
| ECCP | Platform for 19" Rack Enclosures with Swivel Casters |
| ECH15V | Ø1.5 mm End-Cap Holder for Vacuum Suction |
| ECH18V | Ø1.8 mm End-Cap Holder for Vacuum Suction |
| ECH1V | Ø1.0 mm End-Cap Holder for Vacuum Suction |
| ECH2V | Ø2.0 mm End-Cap Holder for Vacuum Suction |
| ECH4C | Ø4.0 mm End-Cap Holder with Flexure Clamp |
| ECH5C | Ø5.0 mm End-Cap Holder with Flexure Clamp |
| ECH8C | Ø8.0 mm End-Cap Holder with Flexure Clamp |
| ECH8L | Ø8.0 mm End-Cap Holder with Magnetic Lid |
| ECL5000D | Tunable Laser Module for TXP, 1519nm -1630nm |
| ECL5000DT | Complete Tunable Laser System, USB, 1519nm -1630nm incl. PC |
| ECM100 | Aluminum Clamp for Compact Device Housings, 1.00" |
| ECM125 | Aluminum Clamp for Compact Device Housings, 1.25" |
| ECM175 | Aluminum Clamp for Compact Device Housings, 1.75" |
| ECM225 | Aluminum Clamp for Compact Device Housings, 2.25" |
| ECM325 | Aluminum Clamp for Compact Device Housings, 3.25" |
| ECUF | Rubber Feet for 19" Rack Enclosures |
| ECUMB | Mounting Board for 19" Rack Enclosures, 380.0 mm x 300.0 mm x 2.0 mm |
| ED1-C20 | Ø1" Unmounted Polymer Engineered Diffuser, 20° Circle Pattern |
| ED1-C20-MD | Ø1" SM1-Mounted Polymer Engineered Diffuser, 20° Circle Pattern |
| ED1-C50 | Ø1" Unmounted Polymer Engineered Diffuser, 50° Circle Pattern |
| ED1-C50-MD | Ø1" SM1-Mounted Polymer Engineered Diffuser, 50° Circle Pattern |
| ED1-L4100 | Ø1" Unmounted Polymer Engineered Diffuser, 0.4° x 100° Line Pattern |
| ED1-L4100-MD | Ø1" SM1-Mounted Polymer Engineered Diffuser, 0.4° x 100° Line Pattern |
| ED1-LB | Ø1" Round Lambertian Diffuser |
| ED1-S20 | Ø1" Unmounted Polymer Engineered Diffuser, 20° Square Pattern |
| ED1-S20-MD | Ø1" SM1-Mounted Polymer Engineered Diffuser, 20° Square Pattern |
| ED1-S50 | Ø1" Unmounted Polymer Engineered Diffuser, 50° Square Pattern |
| ED1-S50-MD | Ø1" SM1-Mounted Polymer Engineered Diffuser, 50° Square Pattern |
| EDF-HC | Singlemode OFS Fitel High Concentration Erbium Doped Fiber, 1000-1200 nm - Cladding Diameter: 125 ± 2 µm |
| EDF-HG980 | Singlemode OFS Fitel High Concentration Erbium Doped Fiber, 800-950 nm - Cladding Diameter: 125 ± 2 µm |
| EDFA100P | Erbium-Doped Fiber Amplifier, >20 dBm, Polarization Maintaining |
| EDFA100PX | C-Band Erbium-Doped Fiber Amplifier, >20 dBm, Polarization Maintaining, PXIe Module |
| EDFA100S | Erbium-Doped Fiber Amplifier, >20 dBm, Single Mode |
| EDFA100SX | C-Band Erbium-Doped Fiber Amplifier, >20 dBm, Single Mode, PXIe Module |
| EDFA300P | Erbium-Doped Fiber Amplifier, >24.5 dBm, Polarization Maintaining |
| EDFA300PX | C-Band Erbium-Doped Fiber Amplifier, >24.5 dBm, Polarization Maintaining, PXIe Module |
| EDFA300S | Erbium-Doped Fiber Amplifier, >24.5 dBm, Single Mode |
| EDFA300SX | C-Band Erbium-Doped Fiber Amplifier, >24.5 dBm, Single Mode, PXIe Module |
| EDG5C20 | Ø1/2" Unmounted UV Fused Silica Engineered Diffuser, 20° Circle Pattern |
| EDG5C20M | Ø1/2" SM05-Mounted UV Fused Silica Engineered Diffuser, 20° Circle Pattern |
| EDK01 | Ø1" SM1-Mounted Polymer Engineered Diffuser Kit, 5 Pieces |
| EDU-3D1 | Polarization and 3D Cinema Technology Kit, Imperial |
| EDU-3D1/M | Polarization and 3D Cinema Technology Kit, Metric |
| EDU-AFM1 | Educational Atomic Force Microscope, Imperial |
| EDU-AFM1/M | Educational Atomic Force Microscope, Metric |
| EDU-BT1 | Bomb Tester Demonstration Kit, Imperial |
| EDU-BT1/M | Bomb Tester Demonstration Kit, Metric |
| EDU-FOP1 | Fourier Optics Educational Kit, Imperial |
| EDU-FOP1/M | Fourier Optics Educational Kit, Metric |
| EDU-FOP2 | Fourier Optics Educational Kit, Imperial |
| EDU-FOP2/M | Fourier Optics Educational Kit, Metric |
| EDU-MINT1 | Michelson Interferometer Educational Kit, Imperial |
| EDU-MINT1/M | Michelson Interferometer Educational Kit, Metric |
| EDU-MINT2 | Michelson Interferometer Educational Kit, Imperial |
| EDU-MINT2/M | Michelson Interferometer Educational Kit, Metric |
| EDU-OMC1 | Optical Microscopy Course Educational Kit, Imperial |
| EDU-OMC1/M | Optical Microscopy Course Educational Kit, Metric |
| EDU-OT1 | Portable Optical Tweezers Demonstration Kit, Imperial |
| EDU-OT1/M | Portable Optical Tweezers Demonstration Kit, Metric |
| EDU-OT2 | Portable Optical Tweezers Educational Kit, Imperial |
| EDU-OT2/M | Portable Optical Tweezers Educational Kit, Metric |
| EDU-OT3 | Portable Optical Tweezers Educational Kit, Imperial |
| EDU-OT3/M | Portable Optical Tweezers Educational Kit, Metric |
| EDU-QCRY1 | Quantum Cryptography Analogy Demonstration Kit, Imperial |
| EDU-QCRY1/M | Quantum Cryptography Analogy Demonstration Kit, Metric |
| EDU-QE1 | Quantum Eraser Demonstration Kit, Imperial |
| EDU-QE1/M | Quantum Eraser Demonstration Kit, Metric |
| EDU-QOP1 | Quantum Optics Educational Kit, Imperial |
| EDU-QOP1/M | Quantum Optics Educational Kit, Metric |
| EDU-SPEA1/M | Basic Educational Spectrometer Kit, Metric |
| EDU-SPEB1 | Advanced Educational Spectrometer Kit, Imperial |
| EDU-SPEB1/M | Advanced Educational Spectrometer Kit, Metric |
| EDU-SPEB2 | Educational Spectrometer Kit, Imperial |
| EDU-SPEB2/M | Educational Spectrometer Kit, Metric |
| EDU-SPEBCT1 | Czerny-Turner Extension Kit, Imperial |
