Transfokator
特仑斯福步托透镜(连续变焦望远附加镜头)

• tip cone
• tissue
• tissue-paper
• titanate silicate glass
• titanium
• titanium-aluminium
• titanium dioxide
• titanium doped silica
• titanium film
• titanium getter pump
• titanium silicate
• titration
• T-number
• to-and-fro movement
• Todd-Ao system
• toggle
• toggle flip-flop
• toggle joint
• token
• tolerance
• tolerance and fit
• tolerance deviation
• tolerance for aberration
• tolerance for indistinctness
• tolerance in alignment