infra-red image metascope
红外成像指示器

• knife-edge bearing
• knife-edge diffraction
• Knife edge effect
• knife-edge method
• knife-edge scanning
• knife-edge scanning measurement
• knife-edge testing
• knife switch
• knob
• knock wave
• knot
• knuckle
• knuckle gear
• knuckle joint
• knurled unt
• knurl wheel
• Koachrome
• Koadk perforation
• Kock's microphotometr
• Kodak camera
• Koehler illumination
• Koenig-martens spectrophotometer
• Kohler illumination
• Kohler illuminator
• Konig prism