RayLab vs Fruit Timer

RayLab is an application for design and simulation of optics. It can be used either as a learning tool or for the design of real optical systems. Basic version includes: • Ability to model 2D lenses and mirrors • Full control over placement and shape of optical components • Full control over aspheric surface shape parameters • Full geometric ray tracing • Sequential and Non Sequential analysis • Front Focal Length, Back Focal Length, Principle Surface calculations • Sample Models Upgrade to RayLab Pro enables: • 3D Modeling • Advanced Optical Elements such as Lens Arrays, Diffraction Gratings, Prisms, Fresnel Lenses, etc. • Polarization Ray Tracing * Ray Splitting / Beam Splitter modeling • Multi-Configuration Manager and animation functionality • Ability to perform optimizations of design parameters • Ray Transfer Matrix calculation • Various commercial glass catalogs • Zemax Importer • Multiple Analysis Windows: -- Fan Ray Diagram. -- Wavefront Error Plot. -- Grid Distortion Plot. -- Spot Diagram. -- Chromatic Aberration. -- Gaussian Spot Size. -- Polarization Analyzer. Upgrade is available with in-app purchases of various modules OR as a full featured subscription. • The subscription offers a 7 day free trial period. Subscription begins immediately but payment will only be charged to iTunes Account at the end of the trial period. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • The account will be charged for renewal within 24-hours prior to the end of the current period, at the same monthly price as the original subscription. • You may manage your subscriptions and auto-renewal may be turned off by going to your iTunes Account Settings after purchase. • No cancellation of the current subscription is allowed during active subscription period. • Any unused portion of a free trial period will be forfeited if the subscription is cancelled. Privacy Policy and Terms of Use: https://www.raymak.com/wp/privacy-policy

Fruit Timer is a visual countdown timer that gradually reveals an image clockwise as time passes. Follow the picture and large countdown to see how much time remains. Choose watermelon, orange, or kiwi, use a favorite photo, or try the included Pomeranian, Dalmatian, and Shiba Inu portraits. Use it for studying, focused work, getting ready, tidying up, and taking breaks. Tap the large time display, choose a duration, and tap Start. Switch images while the timer is running, or pause, resume, and reset whenever you need to. Make the timer your own • Touch and hold an image button to choose a dog portrait or a photo • Zoom and adjust the position to fit the circular display • Use Settings to apply one image to one, several, or all three slots • Adjust a saved image again or restore the original fruit for each slot Everyday features • Set a duration from 1 second to 59 minutes 59 seconds • Large remaining-time digits and a circular image that shows elapsed time • Pause, resume, reset, and repeat the same duration • Separate sound and vibration settings • A local completion notification when notifications are allowed • Live Activities with remaining time on the Lock Screen and in the Dynamic Island on supported iPhones • An option to keep the screen awake during a timer • Portrait display on iPhone; adaptable portrait, landscape, and window layouts on iPad • An optional hiragana and katakana display mode when using Japanese • 21 language and regional localizations No account is required, and there are no ads. The timer, included dog portraits, and editing of imported images work offline. Selected photos are stored in the app and are not uploaded to a developer-operated server. Your original photos are not modified. No in-app purchase is needed to use the timer or image features. Settings includes an optional “Buy the developer a coffee” purchase. This consumable support purchase can be made more than once, provides no extra features or benefits, and is not a subscription. Notifications and Live Activities depend on your device and system settings. Loading a photo from iCloud, making a support purchase, or opening store and support pages may require an internet connection.