Making a Monolithic Telescope Part 1: Optical Design and Aspherics.

Описание к видео Making a Monolithic Telescope Part 1: Optical Design and Aspherics.

Video Contents:

00:00 General Intro
00:56 Spherical is easy
01:32 Aspherical is hard
01:59 Ideal lens vs. spherical surface lens
03:17 The concept of the light ray
04:47 A little optics quizz
06:21 Optimum spot size using iterative numercal analysis
07:56 Use of optical design software (Zemax)
09:45 Theory of aspherics
10:54 Conical aspherics
12:02 Polynomial aspherics and even aspheres
14:24 Numerical optimization in aspherics
15:30 Effect of introducing an aspherical surface
16:55 Optical design of monolithinc telescopes
18:23 Material choice and CTE
20:52 Classical Cassegrain configuration
22:10 Schmidt Cassegrain configuration

If you want to support the production of these videos, you can now become a Patron of the channel. You can find more information on :   / huygens_optics  

Reference to my original video on tiny monolithic telescopes:
   • Why is this Space Telescope so Tiny?  

LInk to my video on conics:    • Making a Mirror with a  Variable Surf...  

For the record, I do not have any commercial ties to any of the companies or individuals that are linked below.

Zemax page for requesting a trial license of Optic Studio:
https://www.zemax.com/pages/try-optic...

If you want to know more about the workflow in Zemax, the great tutorial videos by Scott Sparrold
of OpticsRealm are a good start:
   / opticsrealm  

Youtube video discussing the optical design of the James Webb telescope:
   • Designing of the James Webb Space Tel...  

The Thorlabs page with aspheric lenses and the formula:
https://www.thorlabs.com/newgrouppage...

I used a few short clips from the following Youtube videos, assuming this use is covered under the fair use policy by placing references to the channels and links to the corresponding videos in the description.

Clip from Yuri Petrunins "polishing 210mm lens":    • Polishing 250 lens .  
Clip from Edmund Optics "How an Aspheric Lens is Made":    • How an Aspheric Lens is Made  
Clip from Learn n hv fun "Refraction of Light Through a Glass Slab[...]:    • Refraction of Light Through a Glass S...  

Did I forget to mention you here? Let me know and I will set things straight.

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