--- type: product schema_version: 1 stock_number: "49214-1" canonical_url: "https://www.artisantg.com/Scientific/49214-1/Thermo-Fisher-Scientific-FEI-Company-Schottky-Field-Emission-Electron-Source" json_url: "https://www.artisantg.com/Scientific/49214-1/Thermo-Fisher-Scientific-FEI-Company-Schottky-Field-Emission-Electron-Source.json" generated_at: "2026-11-07T15:39:35.820Z" last_updated: "2026-04-06T13:32:15.610-05:00" --- # Thermo Fisher Scientific / FEI 19030 Leo Schottky Field Emission Electron Source _Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._ ## Summary - Manufacturer: FEI - Model: 19030 - Condition: Used and in Excellent Condition - Price: $250.00 USD - Availability: In stock, 1 available - Warranty: 1-Year Warranty with 30-Day Return Guarantee - ITAR restricted: No - Shipping weight: 5 lb - Shipping dimensions: 14X14X6 in ## Categories - Lab & Analytical > Lab Parts (primary) ## Details ### Includes - Storage Case ### Configuration - Radius: 0.48µm - T=1800K, 2.39 A Part Number: 19030 ## Images - - - -