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Ocular

Definition

noun, plural: oculars

Eyepiece of the microscope; the lens at the end of certain optical instruments (e.g. telescopes) used to view the image of an object, scene, etc.


adjective

(1) Resembling the eye in terms of form, or function (e.g. ocular organ)

(2) Of or pertaining to the use of eyes (for sight); visual


Supplement

Word origin: Latin ocularis, from oculus (eye)

Related term(s):


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Extra Light For Compound Light Microscope ???

... lenses one at each end of a hollow tube.The lens closer to the object being viewed is called objective lens.the lens closer to the eye is called ocular lens or eyepiece.the object is illuminated by light beneath it.a third lens called condenser lens is located between the object and the light ...

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by Kehsibashok
Sun Jul 28, 2013 6:12 am
 
Forum: Cell Biology
Topic: Extra Light For Compound Light Microscope ???
Replies: 1
Views: 1182

Re: Theories - Origin of Life

... design, this implies a wasteful, non-optimal design. If we did have an intelligent designer, why don't we have eagle eyes, so that our function of ocular acuity is maximized? This argument about non optimal design is with respect a red herring. You yourself have perhaps unwittingly acknowledged ...

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by scottie
Mon Dec 19, 2011 3:32 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 561
Views: 856023

Re: Theories - Origin of Life

... design, this implies a wasteful, non-optimal design. If we did have an intelligent designer, why don't we have eagle eyes, so that our function of ocular acuity is maximized? I'd argue is because over time, humans, as species, have evolved to survive using methods that do not require such high ...

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by awkko808
Mon Dec 19, 2011 12:38 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 561
Views: 856023

Strange green organ on Drosophila melanogaster

... of a Drosophila melanogaster describes this green shape. Here I'll put photos (not so good, I had to take the photo with a camera pointing at the ocular thing... -.- but the organ is very visible) and my question is if anybody had heard about this organ, or whatever it is. Also, I've seen the ...

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by Vinny
Wed Aug 03, 2011 10:18 pm
 
Forum: Zoology Discussion
Topic: Strange green organ on Drosophila melanogaster
Replies: 0
Views: 1645

finding the field of view...

ok im having problems setting up this problem..im not sure what numbers to plug in where.. A microscope with a 20x ocular and 20x low power objective has a field of view of 1196 micrometers. what is the field of view of the 45x objective? ok so the total magnification is 400x? and ...

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by slapmaxwell1
Sat Feb 05, 2011 8:05 pm
 
Forum: General Discussion
Topic: finding the field of view...
Replies: 1
Views: 1464
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