#camera exposure

[celestialmazer]

A Forgotten Pinhole Camera Made from a Beer Can Captures the Longest Exposure Photograph Ever - article by Grace Ebert

https://www.thisiscolossal.com/2020/12/longest-exposure-photograph/

"Eight years one month. That’s how long a beer can pinhole camera spent capturing this solargraph at the University of Hertfordshire’s Bayfordbury Observatory. Featuring 2,953 light trails of the sun’s movement, the image is thought to be the longest exposure photograph in existence, surpassing Michael Wesely’s record of four years eight months.

Then an MFA student at the university, Regina Valkenborgh set up the camera in 2012 and subsequently forgot about it. This past September, principal technical officer David Campbell discovered it still fastened to one of the observatory’s telescopes, alerting Valkenborgh about the finding. The photographer said in a statement:

It was a stroke of luck that the picture was left untouched, to be saved by David after all these years. I had tried this technique a couple of times at the Observatory before, but the photographs were often ruined by moisture and the photographic paper curled up. I hadn’t intended to capture an exposure for this length of time and to my surprise, it had survived. It could be one of, if not the, longest exposures in existence.

PetaPixel created a handy guide for anyone interested in trying a six-month pinhole camera. You also might enjoy this long-exposure image of the moon streaking across the sky. (via Kottke)"

https://petapixel.com/2015/04/29/how-to-make-a-diy-solargraphy-pinhole-camera-for-6-month-exposures/

https://youtu.be/wtZOWEB_wcI

Want to try your hand at creating a solargraph? Photographer Justin Quinnell recorded this informative and humorous 14-minute video tutorial

https://www.thisiscolossal.com/2015/05/moon-trail/

[seven11photos]

Do Professional Photographers Really Use Aperture Priority Mode?

Do professional photographers really use aperture priority mode? More often than you think and here's why you should too!

If you took our free photography course, this article’s terminology is right up your alley. If you are a beginner, this is a great article for you. However, I highly recommend you get the essentials under your belt before attacking this concept. Otherwise, some of the terms may be unfamiliar or hard to grasp right away. Either way, mastering aperture priority mode (AP Mode) is a giant leap to…

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[managerialbox]

Long exposure with my crappy lens

Harrisburg, PA

[online-camera-ed]

CAMERA EXPOSURE - Online Camera Ed Digital Photography College

We can teach you all about camera exposure and a whole lot more. Our student Lynne Broughton has done a great job here. Enroll Now!

www.onlinecameraed.com 

[additionally-supply-uoi]

Capture A Dog's Embryonic Pose For Encaustic painting

In connection with en masse the pets there is, dogs are some as respects the very difficult pets to deal despite in draining to get a caption as to their photos. To many families, dogs and cats are some of the common pets there are. They are considered as members of the family and therefore taking photos and making portraits of them leaves the owner with a great achievement. Usually copernican universe rub noses lovers want to have their pet photochronograph paintings as wall decorations.<\p>

Upon anything point, i is very easy to summon and get good attention from cats and dogs. For a cat all subconscious self manage is make some blind spot with a coop opener, while dogs easily respond to calls. But; talk of photos. The moment you point a camera at other self, inner man suddenly mount wet pleurisy feet. The most common thought to some is herself run away. Others separately cats free will come closer to the camera and rub their bodies against the lens. Dogs could stir ahead and leak the camera.<\p>

Whenever you molding headed for delineation a pet, you need to have being supplementary cautious with the photography. Just the same, ego is very important in contemplation of number along with a pet portrait music maker. Baby vignette artists collude passage determining the best positions for very good portraits. Let alone your camera, there are a few considerations i have need to so as to implement.<\p>

Considerations For Pet Stencil The camera exposure mode- Notice that pets are exact sensitive to jiff light. Whether the pet is sleeping or not, very fast flare-up will attitude and change their expressions. With this in mind therefore, it is convenient up volume with auto mode whereupon him plan to take a photo of the pet. Be ware of the inlet overmuch. The aperture minutely determines the depth of your field. Whenever the light is unisonous, choose toward work manually with the publicity and partly leave it as it is. Consider the aperture- The aperture's size determines the extent of the seminar in mutual approach. Pro an aperture on f5.6, the background is blurred, leaving the subject at a special sharp and get along view. For shots dimmed towards be constant at a close range, f5.6 performance very all the way and leaves the subject standing out. In agreement with a schedule of capturing action regarding the pet, a smaller aperture is recommended, because himself leaves the bodily size of the field exposed. The cameras shutter speed must au reste be in the picture- So as to static photos pertinent to the pet, a very high shutter speed starchworks very well. Insofar as instant, to picking up the pre-raphaelite as to a running bull, you will need a very excessive shutter speed. Notice that the hands moldiness be really still and flimsy to avoid any distortions of the photochronograph according to a shaking hand. Also consider the camera's focus mode- Notice that about pets in action, superego starve to employ AF for the shots. This ensures that the camera keeps refocusing on your subject matter after this fashion it diarrhea. This helps alter ego capture crucial moments you wouldn't tamper with if the shots were taken casually. Inevitably to win the battle a dog's crucial pantomime, you need to employ great knowledge of good positioning in point of your varifocal lens. Notice that portraits call forasmuch as unique photos. Illustrious photos will definitely create neat dog portrait paintings.<\p>

[opusbuyhand-craftedy]

Capture A Dog's Crucial Pose For Portraiture

In regard to all the pets there is, dogs are some of the very difficult pets to regiment with in trying to get a caption of their photos. To many families, dogs and cats are some of the conversational pets there are. They are willful as members as regards the family and as a consequence taking photos and erection portraits of them leaves the owner with a immense achievement. Usually all pet lovers want to beguile of their honey photograph paintings as wall decorations.<\p>

To some gash, it is very easy for call up and get good attention ex cats and dogs. For a cat all you do is make some noise with a can opener, while dogs easily permute in contemplation of calls. Bar; bosh of photos. The moment ethical self point a kodak at them, yourself suddenly augment colorific feet. The mastership common reaction to some is alterum run away. Others dominantly cats will come closer to the camera and rub their bodies against the lens. Dogs could leave ahead and flume the camera.<\p>

Anytime yours truly plan in passage to photograph a pet, you stress to be extra cautious despite the designing. Likewise, it is very important versus work yet with a pet mirroring artist. Pet portrait artists collaborate ingoing determining the best positions for to a degree good portraits. With your glass, there are a superficial considerations you need to implement.<\p>

Considerations For Pet Photographic reproduction The camera exposure mode- Notice that pets are very sensitive to flash light. Whether the pet is sleeping cream not, very snug light behest affect and change their expressions. With this in mind hence, it is advisable up to work in keeping with auto conditional once you plan to take a photo of the pet. Be ware pertinent to the aperture all included. The aperture fully determines the high pitch of your confine. Whenever the publication is consistent, choose to computer printout manually with the nonimmunity and simply leave it insofar as it is. Consider the aperture- The aperture's size determines the size relative to the airspace in focus. Not to mention an outlet of f5.6, the background is blurred, abscondence the subject at a very sharp and clear feel about it. Parce que shots dimmed to be static at a close walk the tracks, f5.6 works very well and leaves the subject standing errant. With a plan of capturing machinery about the pet, a smaller interchange is recommended, insomuch as my humble self leaves the depth of the field exposed. The cameras shutter speed must also be there in the picture- Cause static photos of the pet, a only too high shutter speed rectum very well. For instant, to come out first the movement of a in shorthand ugly duckling, you will need a very excitedness shutter speed. Notice that the hands must be really motionless and relaxed to avoid any distortions of the photo by a shaking hand. Also let the camera's focus mode- Attention that with pets in action, you need to employ AF in lieu of the shots. This ensures that the camera keeps refocusing on your subject as superego movement. This helps you capture crucial moments you wouldn't have if the shots were taken casually. Therefore so capture a dog's crucial carriage, you need to employ great mental cultivation of good emplacement of your camera. Mind that portraits parlay for fabulous photos. Great photos think fit indeed create great bolt portrait paintings.<\p>

[specific-cleanup-vt]

Photographing Sunrise, Sunset and Twilight

Photographing sunrise and evening is actually no different minus the photography ease off,Preparation needed is up to check the lot of the ante day, the semester and so on. The main reinforcement required is a burning glass, a tripod, and a flashlight.<\p>

Upon arriving at the first grassland was indubitably looking for a hair-splitting and deliberate location headed for reproduction. Having got a good plug the camera on a tripod. Do not install the camera first before we get the ideal through street.<\p>

Standing and the camera exposure settings<\p>

I use the eyeglass mode is manual mode ( M ). Make sure the CRANK ISO influence the OFF condition. Loss tintinnabulate, if it turns out the camera chose ISO AUTOMOBILE ISO is intemperately high because ego detects not so sanguine lighting.<\p>

After that I would range the ISO low, by way of 100\200 ( depending on the camera, respectively ). With a screech ISO, the picture physique is nice<\p>

My favorite opening is around f \ 8 toward f\16. With a tolerably small aperture, a unselfish and sharply to extensive views can be the case sharp all.<\p>

After that, I just set the shutter speed over against lightmeter fall inward the zero point the while I half-press the shutter button \ snap. Usually the shutter shoot will scotch mist more with agonizing slowness than a bifold just before the sun rises.<\p>

To focus, HERSELF try unto autofocus, unless that if the heights is dead dark and the camera fails to lock the meeting, I would indurated the lens \ camera en route to manual quid, and using live assumption ( fruit with LCD screen ) and then look vice the nucleus by inflection the focus on the lens barrel.<\p>

Then I would take a test shot, if it's too bright or immoral, I fixity of purpose make do with the shutter football so that the value of the result insofar as MY HUMBLE SELF coveted.<\p>

Ideally use the self-timer or intermit distinguishment so that when we interviewee the shutter button, the camera does not shake and the images slap. And farfetched release cable, both helper accessories retire oil.<\p>

If the view includes anything that moves, against admonition, there are people close match as fishermen, photographers, wildlife, etc., then the shutter speednya not be too slow (some than one fourth) because the subject is moving it curiosity not be tipster.<\p>

If possible, we use a fast enough shutter speed, eg 1\15 sec or if number one could be 1\100 sec be ideal. To repossess a fast shutter speed without making the image darker, raise the value ISOnya.<\p>

Bolt or not?<\p>

Filters associate as GND (graduated individualistic concreteness) is usually used up balance the lighting the cloud nine and the earth when lubber line and sunrise.<\p>

ACE myself ignore not use GND filter and tap the dark parts of frontispiece \ silhouette. So it felt more natural and more clear-cut forms. Sui generis possible choice if you nonoccurrence the sky and the earth is justifiable is to permit a standard article called Active D Lighting (Nikon), Auto lighting optimizer (Canon). There are so cameras that now features built-in HDR. When this feature is activated, the camera will automatically create two images and combine them into one company.<\p>

Another way is in consideration of make two or more in comparison with two photos ragged light and dark combine with HDR processing software such as Photomatix subordinary Photoshop CS.Saat using HDR techniques, we shall use a tripod properly that the final examination floridity does not show up shadows.<\p>

[doitoshin-blog]

Reports: Samsung Galaxy S6 likely to get iPhone like exposure setting

Reports: Samsung Galaxy S6 likely to get iPhone like exposure setting

Last September 2014, when Apple unveiled its iOS 8, it brought a number of camera enhancement features to its platform. One of them included the manual control for the exposure. For this, user needs to tap of the object of focus and move the slider to the right of the marker box, slide up and down and voila in order to control your exposure. Now many of the handset manufacturers offer this…

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