Lens Pattern vs G94 Nexus

Grid Professional Test Patterns for Camera Calibration Turn your iPad, iPhone, or Apple TV into a precision test pattern generator for camera and lens analysis. Lens Pattern displays pixel-accurate test charts directly on your device screen — no printed charts, no extra hardware. Perfect for camera calibration, lens quality testing, color grading verification, and production monitoring. INCLUDED TEST PATTERNS: Markers & Calibration • Grid Tags — AprilTag marker grid with adjustable tag size and start ID, ideal for camera calibration and spatial tracking Color & Exposure • SMPTE Bars — Standard SMPTE EG-1-1990 color bars • SMPTE 303M — HD color bars with PLUGE and Y-ramp zones • EBU Bars — EBU Tech 3325 color bars (75% and 100%) • ColorChecker — Classic 24-patch color reference chart • Color Scales — R/G/B/C/M/Y/W gradient ramps with percentage markers • Clipping — Shadow and highlight clipping test (1% steps) with stepped ramp • Grayscale — 21-step grayscale ramp with percentage labels Geometry & Focus • Crosshatch — Grid pattern for distortion analysis • Checkerboard — Black/white checkerboard for resolution testing • Caro — Diamond pattern (45° rotated checkerboard) • Dot Grid — Uniform dot array for distortion measurement • Siemens Star — Resolution target for sharpness evaluation • Focus Chart — Comprehensive focus and resolution target Timing & Animation • Motion Test — Moving bars for rolling shutter and motion blur analysis • Timecode — Real-time HH:MM:SS:FF display at 60fps • Flicker — Adjustable frequency flicker (0.5–30 Hz) KEY FEATURES: • Full-screen, pixel-perfect rendering on any screen size • Physical dimensions in millimeters displayed on iOS devices

The best network is the one you never think about. G94 Nexus is the client for G94 Cloud members. One tap and you're connected: the route is picked for you, and it holds when your network changes. Work, meet, stream and chat with your AI tools — the connection takes care of itself. STEADY • Dedicated lines that stay calm at peak hours • Routes switch on their own when lines change — no dropped sessions • Your subscription refreshes automatically FAST • One-tap latency tests across global nodes • Smart rules: what should go through the line does, local apps stay direct • Smooth video calls, cloud work, AI tools and streaming PRIVATE • Encrypted in transit — relax on public Wi-Fi • Sign up with just an email, no phone number • On-demand rules connect only when you need it FOR TRAVEL • Built-in eSIM data plans: land, switch on, you're online — no SIM queue • Live speed and a 24-hour traffic chart, so you always know your usage BIG SCREENS, EVERY DEVICE • A layout redesigned for iPhone Duo: navigation on the left, content on the right • One account on iPhone, iPad and Mac, in your system's light or dark mode • G94 Nexus Hub: manage the OpenWrt routers at home or in the office from anywhere — switch nodes, view rules and live connections, no public IP needed A G94 Cloud account is required. Subscribe in the app or renew from your balance. Privacy Policy: https://www.g94cloud.com/#/privacy-policy Terms of Service: https://www.g94cloud.com/#/terms-of-use Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/