Cooke triplet objective
柯克三合物镜

• glide plane
• glide reflection
• glimmer
• glint
• glisten
• glitter
• global monitoring
• global radiation
• globar
• globar element
• globar meterial
• globar source
• globe
• globe lens
• globe photometer
• globular bulb
• globular projection
• globule
• globulite
• glory ray
• glosgloss meters
• gloss
• glossiness
• gloss meter
• glossy paper