17° Optical Viewfinder with 28mm/35mm/50mm - Cold Shoe Mount Mini Finder for Vintage Film Cameras & Precise Framing Photography

Specifications:Optical structure: 5 pieces, 4 setsWorking temperature: -10 ° C~60 ° CWorking humidity: 30%~80%Storage temperature: -20 ° C~70 ° CExternal dimensions:Excluding hot shoe seat: 32.5mm * 25.3mm * 17.3mmIncluding hot shoe seat: 32.5mm * 25.3mm * 21.9mmWeight: 21gThe product includes: Optical Viewfinder with * 1

• Bright Multi-Focal Framelines：Features clear 28mm, 35mm, and 50mm bright-line frames to ensure accurate composition and precise framing for versatile photography styles.
• Pure Optical Design Without Metering：Operates solely on optical principles with no electronic metering function, ensuring reliability and simplicity without camera communication or battery needs.
• Optimized Viewing Technique：In low light or high-contrast scenes, framelines may require slight eye adjustment for optimal visibility to maintain framing accuracy under various conditions.
• Simultaneous Frame Display：All three focal length frames are always visible together in the viewfinder, providing full compositional context without switching between individual frames.
• Universal Cold Shoe Mount：Includes a standard cold shoe adapter for quick attachment to any camera’s hot or cold shoe, making it ideal for both film shooting and dynamic photography setups.