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Why Do Progressive Lenses Have Distortion at The Sides?

36,788 views

Laramy-K Optical

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

91%
  • 15:08 / 16:32

Speech Rate:

  • 142 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

subscribe

/səbˈskrīb/

verb

arrange to receive something regularly by paying in advance.

project
noun verb

A planned piece of work for specific purpose. estimate on basis of present trends.

optical

/ˈäptək(ə)l/

adjective

Concerning light, lenses or cameras.

familiar

/fəˈmilyər/

adjective noun

Well-known or easily recognized. demon supposedly obeying witch.

peripheral

/pəˈrif(ə)rəl/

adjective noun

Not connected to the main or important part of. Computer devices attached to the computer.

trouble

/ˈtrəb(ə)l/

noun verb

difficulty or problems. To do difficult or bad things which cause problems.

garbage

/ˈɡärbij/

noun

rubbish.

welcome - welcome

/ˈwelkəm/

adjective exclamation noun verb

Being what was wanted or needed. used to greet someone in polite or friendly way. instance or manner of greeting someone. greet someone arriving in polite or friendly way.

unwanted

/ˌənˈwän(t)əd/

adjective

Not desired.

certain

/ˈsərtn/

adjective pronoun

Being sure about something; without doubt. some.

absolutely

/ˈabsəˌl(y)o͞otlē/

adverb

Completely; totally; very.

adventure

/adˈven(t)SHər/

noun verb

exciting experience. do something exciting.

progressive

/prəˈɡresiv/

adjective noun

happening or developing gradually. advocate of social reform.

watching

/wäCH/

verb

To keep in check, manage, or control something.

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