Teleskopyo
Salamin_(materyales)
Optika
Salamin_(tanawan)
Bahay-patubuan
Bali
Largabista
Lente_(optika)
Frank_Lloyd_Wright
Bintana
Fiber_optics
Bumbilyang_pluoresente
Tubong_pangsubok
Agham_ng_mga_materyal
Salaming_pampalaki
Unibersidad_ng_Florida
Pamantasang_Estatal_ng_Ohio
Pamantasan_ng_Washington
Planetaryo
Plaskang_Erlenmeyer
Opalo
Takure
Plaskang_Florencia
Virginia_Tech
Basong_panglaboratoryo
Abaloryo
Burete
Unibersidad_ng_Jena
Pitsel
Kondenser_(panglaboratoryo)
Dormer
Taeng-kulog
Unibersidad_ng_Aachen_RWTH
Seramika
Pamantasang_McMaster
Unibersidad_ng_Erlangen-Nuremberg
Pagkasilag_at_pagkaaninag
Tubong_Thiele
Kristal_ng_Waterford
Obsidiyano