Dictionary » L » Lens

Lens

Lens

(Science: physics) a transparent optical element, so constructed that it serves to change the degree of convergence or divergence of the transmitted rays.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Extra Light For Compound Light Microscope ???

"Compound Light Microscope : This microscope uses visible light for illuminating the object . it contains glass lenses that magnify the image of the object and focus the light on the retina of the observer's eye . it has two lenses one at each end of a hollow tube.The lens closer ...

See entire post
by Kehsibashok
Sun Jul 28, 2013 6:12 am
 
Forum: Cell Biology
Topic: Extra Light For Compound Light Microscope ???
Replies: 1
Views: 903

Re: Evolutionary advantage of seeing 'upright'

Does our image actually flip? Does the brain actually turn the image like a single lens reflex, rather than a box brownie? There is no "image." Your brain isn't like a television. It directly processes the signals coming in from your optic nerve - at no ...

See entire post
by TheSunshineEmperor
Wed May 23, 2012 5:03 am
 
Forum: Evolution
Topic: Evolutionary advantage of seeing 'upright'
Replies: 17
Views: 6966

Re: Evolutionary advantage of seeing 'upright'

... see things upside down. Hi Rap. You make a very good point. Does our image actually flip? Does the brain actually turn the image like a single lens reflex, rather than a box brownie? I think it does. There are cases where a blow to the head can reverse the image temporarily, which suggest that ...

See entire post
by animartco
Tue May 22, 2012 11:46 pm
 
Forum: Evolution
Topic: Evolutionary advantage of seeing 'upright'
Replies: 17
Views: 6966

Re: We are programmed entity

... Another abortion procedure called D&e "expansion and absorb" (dilation and evacuation). ... Modern science may be placed in the womb lens to envision the inside

See entire post
by lucy520
Wed Feb 29, 2012 8:14 am
 
Forum: Human Biology
Topic: We are programmed entity
Replies: 4
Views: 2132

Re: Theories - Origin of Life

... at a certain stage in development. ( Deamer in 1964 referred to Vandel’s (1961) discovery of this fact.) This arresting takes place during lens formation. However no genes understood to function during eye formation, appear to be damaged. Also when the lens of an embryo of a surface fish ...

See entire post
by scottie
Sun Dec 25, 2011 1:01 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 559
Views: 755376
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 5,899 times. 
What links here | Related changes | Permanent link