Shure SEK-2 vintage turntable cartridge microscope. In good working order and currently configured for 240V use.

The Shure SEK-2 is a stylus evaluation microscope, built around a modified Swift M240 microscope with a custom stage and illuminator for inspecting phonograph cartridge stylus tips. It offers 100-200x magnification with X- and Y-plane stage positioning controls for precise stylus location.

Key specifications

• Magnification Range: 100–200×
• Stage: X- and Y-plane horizontal positioning controls; locating screws and hole for stylus positioning
• Illumination: Two-lamp stage illuminator; Type 6S6 lamps (6 W, 120 V, candelabra base); two light diffusers included
• Power Supply: 120 V AC, 50/60 Hz (240 V AC operation possible by rewiring lamps in series)
• Underlying Microscope Model: Swift M240 (modified with custom stylus mounting stage and illuminator)

Specifications

• Compatible Brand: Shure
• Colour: Brown
• Year Manufactured: 1970s
• Mains Voltage: 240V
• Product Type: Stylus Evaluation Kit — monocular microscope for inspecting phonograph cartridge stylus tips
• Production Years: 1978–1980
• Magnification Range: 100–200×
• Stage: X- and Y-plane horizontal positioning controls; locating screws and hole for stylus positioning
• Illumination: Two-lamp stage illuminator; Type 6S6 lamps (6 W, 120 V, candelabra base); two light diffusers included
• Power Supply: 120 V AC, 50/60 Hz (240 V AC operation possible by rewiring lamps in series)
• Underlying Microscope Model: Swift M240 (modified with custom stylus mounting stage and illuminator)
• Manufacturer: Shure Brothers Incorporated, 222 Hartrey Avenue, Evanston, Illinois 60204