標(biāo)題: Titlebook: Amateur Telescope Making; Stephen F. Tonkin Book 1999 Springer-Verlag London 1999 CCD.instruments.photography.planet.telescope [打印本頁] 作者: Clinton 時(shí)間: 2025-3-21 16:53
書目名稱Amateur Telescope Making影響因子(影響力)
作者: Encephalitis 時(shí)間: 2025-3-22 00:05 作者: alabaster 時(shí)間: 2025-3-22 03:12 作者: Enervate 時(shí)間: 2025-3-22 08:10 作者: Inordinate 時(shí)間: 2025-3-22 10:14
https://doi.org/10.1007/978-3-642-91971-8e trick to increase contrast and improve image quality. This project typifies the way that ATMs adapt common techniques learned from earlier work in order to attain their aims in constructing a non-standard instrument.作者: Arthritis 時(shí)間: 2025-3-22 13:08
https://doi.org/10.1007/978-3-642-91971-8idered to give excellent images at the expense of being long and unwieldy, but this ingenious 110 mm (4.3 in) f/15 folded refractor of simple construction and outstanding optical quality can be packed into a shoebox for transportation.作者: ACRID 時(shí)間: 2025-3-22 20:03
https://doi.org/10.1007/978-3-663-20307-0nstrument custom-made by a manufacturer. Terry Platt’s telescope is an excellent example of an instrument being built to meet a specific need which could not be met by commercially available instruments. He uses this 318 mm (12.5 in) f/20 unobstructed reflector for planetary CCD imaging.作者: 在駕駛 時(shí)間: 2025-3-22 22:48
https://doi.org/10.1007/978-3-663-20307-0rved focal surface and, because this surface is at prime focus, it does not afford a visual preview. This 146 mm (5.75-inch) f/3.9 Wright has several advantages over a Schmidt. It has flat focal plane and is significantly shorter (roughly half the size of an equivalent Schmidt). In its Newtonian for作者: cinder 時(shí)間: 2025-3-23 02:20 作者: chance 時(shí)間: 2025-3-23 07:15 作者: Freeze 時(shí)間: 2025-3-23 11:15 作者: otic-capsule 時(shí)間: 2025-3-23 15:16 作者: Freeze 時(shí)間: 2025-3-23 20:38 作者: 欲望小妹 時(shí)間: 2025-3-23 22:12
Die Wasserbestimmung nach Karl Fischer,drive which can easily be adapted for use in either hemisphere. This project requires the careful work of a craftsman, if it is to be made well enough for the accurate tracking of which it is capable. It is highly suited to the ATM with advanced woodworking skills and access to a well-equipped works作者: 臭名昭著 時(shí)間: 2025-3-24 03:06
https://doi.org/10.1007/978-3-663-04607-3 . was published, since when several hundred ATMs have made their own cameras. This is an attractive option, since the “Cookbook” CCD can be built for about half the cost of a commercial instrument. Although he had no knowledge of electronics, Al Kelly followed the instructions and built this device作者: 圍巾 時(shí)間: 2025-3-24 09:56
https://doi.org/10.1007/978-3-663-04607-3 they are vibration-free and will therefore not resonate with the mount or telescope. David Johnson made this drive-corrector for use with the synchronous motors of his telescope drive. Ten years later it is still working perfectly, enabling him to take excellent CCD images from his home in the nort作者: 微粒 時(shí)間: 2025-3-24 12:32 作者: 瘙癢 時(shí)間: 2025-3-24 17:07 作者: 離開可分裂 時(shí)間: 2025-3-24 19:45
https://doi.org/10.1007/978-3-8349-6413-7scopes or optics. Gil Stacy has found creative uses for commonly available materials and artefacts, much of which many people would class as scrap, to build his “Operation Skinflint”, a 15.5 in f/4.8 Dobsonian reflector for a cost of less than $400.作者: coagulate 時(shí)間: 2025-3-25 00:26 作者: 不吉祥的女人 時(shí)間: 2025-3-25 04:03
https://doi.org/10.1007/978-3-642-91971-8idered to give excellent images at the expense of being long and unwieldy, but this ingenious 110 mm (4.3 in) f/15 folded refractor of simple construction and outstanding optical quality can be packed into a shoebox for transportation.作者: EXTOL 時(shí)間: 2025-3-25 10:33
https://doi.org/10.1007/978-3-663-20307-0nstrument custom-made by a manufacturer. Terry Platt’s telescope is an excellent example of an instrument being built to meet a specific need which could not be met by commercially available instruments. He uses this 318 mm (12.5 in) f/20 unobstructed reflector for planetary CCD imaging.作者: figment 時(shí)間: 2025-3-25 12:31 作者: 鑲嵌細(xì)工 時(shí)間: 2025-3-25 17:57 作者: 酷熱 時(shí)間: 2025-3-25 22:31 作者: Exuberance 時(shí)間: 2025-3-26 00:47
https://doi.org/10.1007/978-1-4471-0567-1CCD; instruments; photography; planet; telescope作者: 拍下盜公款 時(shí)間: 2025-3-26 05:40 作者: 結(jié)束 時(shí)間: 2025-3-26 10:02 作者: Rct393 時(shí)間: 2025-3-26 13:03
“Skinflint”: A 15.5-inch f/4.8 Reflectorscopes or optics. Gil Stacy has found creative uses for commonly available materials and artefacts, much of which many people would class as scrap, to build his “Operation Skinflint”, a 15.5 in f/4.8 Dobsonian reflector for a cost of less than $400.作者: altruism 時(shí)間: 2025-3-26 20:36
Building a High-Contrast Planetary Newtoniane trick to increase contrast and improve image quality. This project typifies the way that ATMs adapt common techniques learned from earlier work in order to attain their aims in constructing a non-standard instrument.作者: 微塵 時(shí)間: 2025-3-26 21:26 作者: 無王時(shí)期, 時(shí)間: 2025-3-27 03:45 作者: BRIDE 時(shí)間: 2025-3-27 07:47
A Ball-Scope: The Best Portable Telescope!s the best-known example of this type of mounting is the Edmunds Astroscan. Steven Lee has successfully extended this principle to a 12.5 in (315 mm) telescope, showing, on the way, how a typical ATM overcomes the problems that beset him.作者: Spinous-Process 時(shí)間: 2025-3-27 12:41 作者: Bureaucracy 時(shí)間: 2025-3-27 16:22 作者: Maximize 時(shí)間: 2025-3-27 21:34
https://doi.org/10.1007/978-3-642-94502-1This telescope is typical of many shoestring projects in that the inspiration comes from the serendipitous discovery of an important component; in this instance it is the objective lens. This initial discovery inspires creativity in the adaptation of everyday materials, and so the telescope develops.作者: Cardioplegia 時(shí)間: 2025-3-27 22:41
An 80 mm RFT RefractorThis telescope is typical of many shoestring projects in that the inspiration comes from the serendipitous discovery of an important component; in this instance it is the objective lens. This initial discovery inspires creativity in the adaptation of everyday materials, and so the telescope develops.作者: 規(guī)章 時(shí)間: 2025-3-28 02:55
1431-9756 The telescopes and mounts range from "shoestring" (very cheap) instruments to specialist devices that are unavailable commercially.978-1-85233-000-2978-1-4471-0567-1Series ISSN 1431-9756 Series E-ISSN 2197-6562 作者: 清唱?jiǎng)?nbsp; 時(shí)間: 2025-3-28 08:41 作者: 幸福愉悅感 時(shí)間: 2025-3-28 10:57
“Skinflint”: A 15.5-inch f/4.8 Reflectorscopes or optics. Gil Stacy has found creative uses for commonly available materials and artefacts, much of which many people would class as scrap, to build his “Operation Skinflint”, a 15.5 in f/4.8 Dobsonian reflector for a cost of less than $400.作者: MOT 時(shí)間: 2025-3-28 16:41 作者: myelography 時(shí)間: 2025-3-28 21:14 作者: 凹處 時(shí)間: 2025-3-29 00:52 作者: Osteoporosis 時(shí)間: 2025-3-29 05:52 作者: Gesture 時(shí)間: 2025-3-29 09:50
A Ball-Scope: The Best Portable Telescope!s the best-known example of this type of mounting is the Edmunds Astroscan. Steven Lee has successfully extended this principle to a 12.5 in (315 mm) telescope, showing, on the way, how a typical ATM overcomes the problems that beset him.作者: 橡子 時(shí)間: 2025-3-29 15:26
Equatorial PlatformsM philosophy as that of the Dobsonian mount: simple and buildable with basic workshop tools. Chuck Shaw has improved upon the original platform of Adrien Poncet to enable accurate tracking and guiding for photography and CCD imaging.作者: Panther 時(shí)間: 2025-3-29 18:18
A Computerized Dobsonian arrive at the same system in a manner that makes it available to the home constructor. Some of the largest modern professional telescopes use altazimuth mounts. ATMs seized upon this idea as being compatible with the ATM workhorse: the Dobsonian-mounted telescope. Mel Bartels has designed a system 作者: Urologist 時(shí)間: 2025-3-29 22:48
Parallelogram Binocular Mountand allows its height to be changed without altering its orientation enabling, for example, adults to show youngsters objects of interest. Self-construction of a mount like this enables the ATM to design it from scratch and suit it entirely to his needs, as Scott Wilson shows in this integrated moun作者: seduce 時(shí)間: 2025-3-30 01:53
A Better Barn Doorold specifically for the purpose. The ATM who wishes to achieve the same ends through spending time rather than money has traditionally made a hand-driven “barn door drive”. During the late 1980s, ATMs made several improvements to the original simple design. Excellent astrophotography is possible wi作者: Blasphemy 時(shí)間: 2025-3-30 05:46 作者: Lethargic 時(shí)間: 2025-3-30 09:07 作者: PARA 時(shí)間: 2025-3-30 15:45
A Telescope Controller for Synchronous Motors they are vibration-free and will therefore not resonate with the mount or telescope. David Johnson made this drive-corrector for use with the synchronous motors of his telescope drive. Ten years later it is still working perfectly, enabling him to take excellent CCD images from his home in the nort作者: forestry 時(shí)間: 2025-3-30 19:54 作者: capsaicin 時(shí)間: 2025-3-30 22:31 作者: chapel 時(shí)間: 2025-3-31 01:20 作者: hurricane 時(shí)間: 2025-3-31 05:47 作者: 寬容 時(shí)間: 2025-3-31 12:10 作者: KEGEL 時(shí)間: 2025-3-31 16:20 作者: 無政府主義者 時(shí)間: 2025-3-31 20:48
Parallelogram Binocular Mountuction of a mount like this enables the ATM to design it from scratch and suit it entirely to his needs, as Scott Wilson shows in this integrated mount and tripod which he has made so that its setup and use is as convenient as possible.作者: 不整齊 時(shí)間: 2025-4-1 01:10
