FieldGlass

FieldGlass is a professional viewfinder tool designed for film photographers and cinematographers. Open your camera, choose a format and lens, and instantly see the real field of view for that combination on your iPhone screen — no need to carry heavy gear just to plan your composition. SUPPORTED FORMATS • Large Format: 4×5, 5×7, 8×10, and more • Medium Format: 645, 6×6, 6×7, 6×9, and more • Cinema Cameras: Super 16, Super 35, 65mm IMAX, and more • Custom format support KEY FEATURES • Real-time viewfinder simulation based on film gate size and focal length • Quick lens switching to compare framing across different focal lengths • Cinema aspect ratio masking: 1.33:1, 1.85:1, 2.39:1, and more • Film-look filters: black & white, reversal film, and other styles in real time • Video recording with shot metadata overlay • Photo capture with full shooting parameters saved • Calibration tool to fine-tune field of view for maximum accuracy PRIVACY FIRST • Fully offline — no internet connection required • Collects zero user data • No ads, no analytics, no third-party SDKs • Photos and videos are stored only on your device Whether you are a landscape photographer scouting locations or a director previewing shots, FieldGlass lets you see the final frame before you press the shutter.