Fangrui Product Details It Just Works - Weve Tested This Lens Among The Many Other Selected On The 12mp Rpi Hq Camera. No Lens Shading, No Dark Corners, Decent Image Quality, It Just Works. The Wise Alternative - Another Cost-effective Choice That Adds Up To For Your Raspberry Pi High Quality Camera Module, With 3.2mm Focal Length And Manual Focus. Ultra Wide Angle - Compared To A 6mm Lens With A 65 Degree Hfov, Which Is Known As Wide Angle, While This Lens Provides 120 Degree Horizontal Field Of View On The Imx477 Hq Camera. Other Specs - 1/1.7inch Lens Optical Format, F/2.0, Fixed Iris, Dimension: 28x30mm, Weight: 54g Colour: Black Material: Plastic + Metal Package Contents: 1 X Cs Lens Only The Above Package Content, Other Products Are Not Included. Note: Light Shooting And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.