Questions tagged [Objectives] (16)

5
answers

Need HD color video camera with wide angle lens

For stationary video indoors need a camera with a HD colour matrix and objecitves less than 20mm focal length (viewing angle more than 70°). Of functionality, by and large, requires only the ability to shoot video and give it a composite signal. Survey: Most HD cameras are designed for "home use" and have lenses from 37mm....
madyson90 asked October 9th 19 at 18:38
6
answers

Make manual lens with autofocus, really?

Did someone with a description of the solution of a similar problem? Anyone have any thoughts?
Florencio asked October 7th 19 at 19:16
8
answers

How to adjust focus when shooting the camera?

Good morning ladies and gentlemen. A Canon 550D and 50mm lens. When taking pictures, the focus is set at a certain point, and I would like that the object was entirely without motion blur. Below is an example, it can be seen that the focus of Yoda and cats on pug =) If the cat has more or less, the objects are always a prob...
destinee_Little29 asked September 19th 19 at 00:21
0
answer

What cheap wide angle lens for Sony Alpha 58 can advise?

Tell me an inexpensive wide angle lens for Sony Alpha 58 in the range of 4 thousand hryvnias.
Birdi asked September 18th 19 at 22:13
1
answer

What type of lenses to choose to focus to infinity started with 20-30 cm from the camera?

What type of lenses to choose to focus to infinity started with 20-30 cm from the camera? In General, all the distance of the camera from 30 to 100 cm that was one focus. At an aperture of 1.8-2.8 The angle to be not more than 70-80 deg. diagonally, preferably less of course. I understand such lenses include "fisheye".. but...
sarina_La asked September 9th 19 at 16:01
3
answers

The smaller the camera (matrix) the faster the focusing usually is?

The smaller the camera (matrix) the faster the focusing usually is?
sarina_La asked September 9th 19 at 15:48
3
answers

Why the lenses have a focal length?

I mean, what is the beam of light reflected from an object at one distance from the lens differs from a beam with another race. I'm trying to understand why when the camera or eye is focused at some distance, all objects in this plane gain clear boundaries, and everything outside this plane get a fuzzy edge. I read about co...
Rene_Jakubowski asked August 12th 19 at 18:30
2
answers

How to choose budget Canon lens and flash?

Good day ! Help to choose a lens for photography of apartments (Interior) and the flash ? Can fit the kit lens ? In the comments send links on the lens, which is better well where to start.
Ena_Kassulke94 asked August 2nd 19 at 20:08
4
answers

Choosing DSLR for video?

Please tell me a DSLR with autofocus video stabilization, 60 fps at 720p. Preferably from Nikon, because lenses are. Who do what it takes?
Carley.Osinski asked July 30th 19 at 12:49
1
answer

What are the bolts?

Hello, How is the bolt in the photo on the lens? Where can you buy? Thank you for your attention!
estrella57 asked July 15th 19 at 23:14