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Brightin Star Launches 50mm f/2 Tri-Sight Lens with Three Bokeh Modes and Custom Inserts

other · 2026-09-28

Brightin Star has launched the 50mm f/2 Tri-Sight, a manual-focus full-frame lens, which was initially revealed at CP+ and is now compatible with Sony E, Nikon Z, Canon RF, and L-Mount cameras. This lens features an additional control ring alongside the focus and aperture rings, allowing for the adjustment of a floating lens group to modify rendering. Users can choose from three settings: Smooth, which softens out-of-focus areas and highlights while maintaining sharpness; Prime, the standard mode for typical sharpness and bokeh; and Foams, which enhances spherical aberration for distinct ring-shaped bokeh. The lens accepts various rear-mounted bokeh inserts, such as triangle and star shapes, included with the purchase. It consists of seven elements in six groups and weighs between 429 and 454 grams (15.1 to 16 ounces), measuring 70 to 74 millimeters (2.76 to 2.9 inches) in length. The Brightin Star MF 50mm f/2 Tri-Sight is currently priced at $349.99, down from $399.99. A bundle featuring a custom ultra-thin protective UV filter is offered at $369.99, regularly $434.99. The lens is available for purchase now.

Key facts

  • Brightin Star 50mm f/2 Tri-Sight lens officially launched after being announced at CP+.
  • Manual focus lens available for Sony E, Nikon Z, Canon RF, and L-Mount full-frame cameras.
  • Features a third control ring with Smooth, Prime, and Foams settings that moves a floating lens group.
  • Smooth mode under-corrects spherical aberration for softer bokeh; Foams over-corrects for ring-shaped bokeh.
  • Includes rear-mounted creative bokeh inserts in triangle, butterfly, clover, and five-pointed star shapes.
  • Optical construction: 7 elements in 6 groups.
  • Weight: 429–454 grams (15.1–16 ounces); length: 70–74 millimeters (2.76–2.9 inches) depending on mount.
  • Price: $349.99 limited time ($399.99 regular); with UV filter $369.99 ($434.99 regular).

Entities

Institutions

  • Brightin Star
  • CP+
  • PetaPixel

Sources