The canon extender ef 2x iii is intended to increase the focal length of various canon lenses by 2x form factor. Contains optical elements which increase the focal length of your lens. Of course, i could have used a teleconverter on the d4, but then i still have lower resolution plus a small optical penalty from the teleconverter. Each can be used to great effect in many situations, but in this particular case, the evidence points to it being a better idea to go with the crop sensor camera, rather than a teleconverter, if. The 2x extender lost 6 fstops with this configuration, the camera wouldnt go wider than f11 vs. In this video, we dive in and take a look at both options, as well as the pros and cons each way. Of course the alternative to using a teleconverter or extender is to take your images with what ever lens you have and then to crop those images later in your post production phase. Nikon realizes this, and therefore does not offer teleconverters for their af lenses except for the fast, expensive f. What is the difference between teleconverters and extension. Bought the latter recently mainly to use with extenders. In such situations, a teleconverter can come into the rescue. Also, be sure to click the images below for a fullsize version they will open in a new tab.
The t70 and this converter cost together around a thousand dollars. The rear elements of nikkor lenses not listed can contact and damage the teleconverter element and must not be attached. Cropping an image means you can change the ratio of the image, and cut out unwanted negative space. The pros and cons of using teleconverters extenders on your. Teleconverters reduce the amount of light transmitted to the film or image sensorby 1 stop for a 1. Mar 18, 2011 i shoot a d80, have just picked up a pristine 70200 f2. Also, note that i cropped to the same size as the teleconverter a 1. Also, thanks to the unified design when mounted to a compatible. That means if you add a 2x extender, youll want to double your shutter speed. It features excellent optical design with a construction of 9 elements in 5 groups to maintain the optical performance of the original lens. Given the depressed prices on the used equipment market i am considering a 2x teleconverter. As a consequence, the maximum aperture shrinks making the lens slower. Stacking five 2x teleconverters to create a ridiculous 9600mm.
When you use a nikon 2x teleconverter, you lose some of the light that comes into your camera automatically. Jan 05, 2020 the generally accepted starting point for shutter speed selection for a sharp image, is 1focal length. It will also reduce the f stop of the lens by the same number, meaning a 2x teleconverter will reduce the aperture by 2 stops. There have been numerous comparisons between upsized images vs. If you have one for sale or know of place that might have used 2x teleconverter for sale in good condition, then please share details. I am using it very often and very happy with the results. They almost assure a dark, blurry image every time.
I was using this with the 100400mm is ii lens on a rebel 4i body. But lets keep things equal and consider the case of a 1. Any given part of the image coming from the lens is going to be stretched across a 1. The 4 best teleconverter lenses for canon in 2020 vfx. The point of the test is that using a 2x is better than cropping a 1. In reply to wojo35 mar 18, 2011 if you were talking about a consumer grade zoom like the 70300vr, cropping is slightly superior to the iq degradation that occurs with a tc. When you use a nikon 2x teleconverter, expect to lose two full fstops. In this are the image quality already breaks down, due to diffraction. Stacking jessop 2x teleconverters on a canon eos 300d.
This might be a viable option, especially for those with very highresolution images. A 2x teleconverter doubles the focal length of your lens. Nov 06, 2018 teleconverters reduce the amount of light transmitted to the film or image sensorby 1 stop for a 1. The first comparison is the full frame the nikon d5 with nikon afs teleconverter tc14e iii against the crop sensor d500. Im looking for a 2x teleconverter and would be open to used if good deal. It increases the effective focal length of a telephoto lens. The biggest alternative to teleconverters is cropping incamera or during the postproduction stage.
Tried it with the 2x on crop body and the iq took a hit though, captured all the shots i wanted whichever was within the range of my sight. Nikkor lenses not listed cannot be used with the afs teleconverters. Teleconverters connect between your lens and your camera body, increasing the focal length and minimum fstop number by 1. I purchased this tamron 2x teleconverter to augment tamrons 70200mm f2.
Use teleconverters to photograph wildlife digital photo. Perrywho previously compared using a teleconverter to shooting without one. Firstly a sensor with twice the pixel count would be equivalent to a 1. Nov 16, 2016 each can be used to great effect in many situations, but in this particular case, the evidence points to it being a better idea to go with the crop sensor camera, rather than a teleconverter, if. The d500 should be a hair sharper against the d5 without adding the teleconverter, since it doesnt have an antialiasing filter. However, i do feel like they mimic the typical results i. While teleconverters can be incredibly useful, they also have a few rather serious disadvantages that can lead to increased blur and loss of sharpness. This teleconverter provides exceptional optical performance that is at the same level with some of the best super telephoto lenses by canon.
When done seriously same subject, stable tripod, these comparisons are usually in favor of the teleconverter see this comparison for example. Hi folks, wondering if anyone has experience adding a 1. Well look at several sharpness scenarios as well as cover some of the. That affects the aperture you can use, which, in turn, affects your depth of field. A teleconverter is an auxiliary lens that goes between the camera and the lens. Notes also, i mentioned this in the video, but i want to stress that these examples are only from a small selection of cameras and lenses. In case you didnt know, a teleconverter is a small lens element that attaches to your lens and increases the effective focal range, typically by a factor of 1. Consider a lens that offers 140 lpmm resolution on its own, and you then add onto it a 1. This teleconverter is ideal for landscape, action, and wildlife photography amongst others. The fujinon teleconverter xf2x tc wr is a highperformance teleconverter capable of multiplying the focal length of mounted lenses by two. Do any of you have this combo or something comparable and can you demonstrate the difference in detail quality between using the teleconverter or cropping the image to duplicate the same focal length.
It is the perfect nifty teleconverter for afi super telephoto lens with a fixed focal length or an afs f2. Sometimes my 150mm s doesnt seem quite long enough people with monopod or occasional landscapes with. Jul 22, 2018 a teleconverter is an additional magnifying lens that is mounted between the camera body and the lens and it increases the focal length of the attached lens. A 2x teleconverter loses 2 stops of light, so an f2. The d750 should be able to af up to f8 which is where youre at with a 2x. For example if you have a 300mm lens and you use a 2x teleconverter you have an effective focal length of 600mm 2 x 300 600. Since cropping the d4 to d7200 size would result in about a 7mp file vs. Lets take a look at what a teleconverter is and go over its advantages and disadvantages in more detail. With this teleconverter you get a 70% increase in your focal length but have to contend with losing 1. Perrywho previously compared using a teleconverter to shooting without one and croppingwanted to look at every pro and. Im just getting into dso photography this springsummer and have opted to simply go with a skyguider pro mount. Nov 10, 2016 so, i decided that cropping would be a better choice than a teleconverter this time. Long lens technique is a whole article for another day, but keep in mind that youll want an elevated shutter speed or potentially a monopod or tripod to. Canon extender ef 2x iii extender lens multi 4410b002.
Also can i crop again effectively after using a teleconverter on a crop sensor. In order to use a 2x teleconverter you need to start off with a lens of at least f2. Apr 24, 2020 contents hide 1 what is a teleconverter. Canon teleconverter or should you just crop your image. Finally, using a teleconverter will tend to lower the contrast in your images when compared to images taken without one. This is a test about resolving power, and that extenders have better resolution than cropping. Feb 12, 2017 this is a test about resolving power, and that extenders have better resolution than cropping. The generally accepted starting point for shutter speed selection for a sharp image, is 1focal length. The 4 best teleconverters for nikon in 2020 vfx visuals blog. The pros and cons of using teleconverters extenders on.
Perrywho previously compared using a teleconverter to shooting without one and cropping wanted to look at every pro and. Can i reproduce the same or better iq by cropping in post. Well, theres a lot to consider, and the video below covers it all and then some. Connect a 2x teleconverter to the same lens, and it would become a 140400mm f5. Any given part of the image coming from the lens is going to be stretched across a. Nikon tc20e iii 2x afs teleconverter nikon usa warranty 2189. This is definitely the cheaper option however in my own testing ive seen better results with a teleconverter. I am trying to get a better understanding of the proscons of teleconverter with a 2x factor, vs buying a lens in the 600800 mm length have a 300 mm one currently, but would like a little bit more reach for nature photography. Im just getting into dso photography this springsummer and have opted to simply go with a skyguider pro mount and use my existing photography.
Instead of buying new long zoom lense 400mm or higher i bought nikon tc20e iii 2x afs teleconverter for my 70200mm lens. How to use a teleconverter to get closer to your subjects. Jan 06, 2009 anyway, the summary of all this is a 2x teleconverter should only be used on lenses with aperture at least f2. Nov 12, 2016 since cropping the d4 to d7200 size would result in about a 7mp file vs. Apr 24, 2020 in such situations, a teleconverter can come into the rescue. With many modern cameras offering shooting in crop modes for example, most nikon fx fullframe cameras allow shooting in 1. The following lenses may be used with the nikon afs teleconverters, some with noted functional limitations. Mar 01, 2016 first, all teleconverters inherently suck. Teleconverters, which are also known by the name teleextenders, extend the reach of a telephoto lens by optically multiplying the focal length.
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