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Lens Power and Radius of Curvature

9,841 views

Laramy-K Optical

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

89%
  • 5:03 / 5:38

Speech Rate:

  • 138 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

thicker

/THik/

adjective

Less thin; more dense or fat.

shorter

/SHôrt/

adjective

measuring small distance from end to end.

millimeters

/ˈmiləˌmēdər/

noun other

one thousandth of metre. Units of measure, 1/1000 of a meter (symbol mm).

actually

/ˈak(t)SH(o͞o)əlē/

adverb

as truth or facts.

excellent

/ˈeks(ə)lənt/

adjective exclamation

Extremely good. used to indicate approval or pleasure.

welcome - welcome

/ˈwelkəm/

adjective exclamation noun verb

Being what was wanted or needed. used to greet someone in polite or friendly way. Friendly greeting to someone who has arrived. greet someone arriving in polite or friendly way.

nothing

/ˈnəTHiNG/

adjective adverb noun pronoun

of no value. not at all. Item of little or no value, importance, interest. not anything.

eyeglass

/ˈīˌɡlas/

noun other

single lens for correcting or assisting defective eyesight. Lens for correcting defective vision in one eye; held in place by facial muscles.

concepts

/ˈkänˌsept/

noun other

abstract idea. Abstract ideas of some things or how it works.

dreaded

/ˈdredəd/

adjective verb

regarded with great fear or apprehension. To await with great fear.

familiar

/fəˈmilyər/

adjective noun

well known. demon supposedly obeying witch.

steeper

/stēp/

adjective noun

rising or falling sharply. Vessel (usually a pot or vat) used for steeping.

because

/bēˈkəz/

conjunction

for reason that.

already

/ˌôlˈredē/

adverb

Having happened or been done before this time.

shallow

/ˈSHalō/

adjective noun verb

of little depth. area of sea, lake, or river. become less deep over time or in particular place.

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