Company TOKAI OPTICAL CO.,LTD. created these great apps:
Lens Thickness Simulator SV-THK, 镜片厚度模拟 厚度模拟器, 렌즈두께 시뮬레이터 (가상 확인) 두께시뮬레이터, TOKAI PAL(英語), TOKAI PAL(韓国語), TOKAI PAL(中国語), CCP SERIES Simulator, TOKAI PAL(E), Tokai Lens Simulator, TOKAI App, and others..