Transpose prescriptions and calculate lens parameters
Transpose prescriptions and calculate compensated powers for tilt and vertex distance. Estimate blank size and lens thickness. View detailed equations and study references for additional insights.
by Luka Kovac★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
Calculate optical loss in fiber optic links by selecting link type, fiber length, and number of connections and splices. Determine end-to-end loss and assess if test results are reasonable or if equipment will operate effectively.
The app calculates required pipe schedule and ANSI flange rating based on user input for pressure, temperature, and corrosion allowances. Results include calculated thickness, minimum suggested pipe schedule, stress value, and input parameters.
Calculate air , temperature, or pressure with instant results. Copy calculations to other apps. Includes formulas for reference. Supports up to 16 decimal places and various units for each input.
Calculate minimum for gas based on rate and pressure loss. Use multiple equations including AGA, Panhandle A, and Weymouth. Automatically adjust for gas density with Ideal Gas Law and CNGA compressibility factor. Input parameters and view results.
Schedule appointments and manage availability across multiple locations. Accept bookings via website, Facebook, or direct link. Set reminders and send confirmation emails. Track appointments and view calendar in real-time.
View live video feeds from Trendnet IP cameras. Control pan and tilt movements. Adjust camera settings and save snapshots. Support for specific models like TV-IP422, TV-IP410, and TV-IP312.
Engineers and designers can access standard dimensions for welded and seamless wrought steel pipes. View outside diameter, nominal wall thickness, and plain end mass. Search by pipe type and material. Export data in multiple formats.
Calculate helical lengths for internal or external pipes. Determine limpet lengths on shells or half pipes. Compute jacket lengths for dish ends and half pipes. Switch between metric and imperial units.