A horse racing

来源: xia23 2023-10-25 05:34:46 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读: 次 (3830 bytes)

Once I went to a horse racing ground in 2009. I did not buy a ticket for betting, I did not want to, stingy in one respect, not interested in betting or gambling in another respect. Even I did not buy a ticket, I could still get into the racing ground. The only thing I wanted was taking some pictures (All pictures were taken in both JPG and NEF (Nikon RAW) formats. All pictures were modified from NEF files and saved as JPG files with names related to a brief discription of modification methods used).

I took some pictures of the racing ground, and stitched them together manually with a free software called photostitch, like this:

When I chopped the photo using Photoshop 7.0 and HDR(high dynamic range)ed with (D. Lighting in Nikon Captre Editor 4.3.0), it looked like this:

 

The following picture was taken when horses were at the far left site of the racing ground (above picture), with Nikon D70, iso 200, 1/1000 s, f9.5, 500 mm (equivalent to 750 mm in 24x36 mm standard, Sigma 50-500 mm):

Autoleveled, sharpened with Corel AfterShot Pro 2021:

Modified with Nikon Capture Editor 4.3.0:

The follwing one was taken with Nikon D70, iso 200, 1/1000s, f9.5, 370 mm:

Autoleveled, straightened, sharpened with Corel AfterShot Pro 2021:

Modified with Nikon Capture Editor 4.3.0:

The following one is a panning picture with iso 200, 1/45 s, f32, 195 mm, on a tripod. The camera was following the movement of the horses and jockeys horizontally:

Autoleveled, sharpened with Corel AfterShot Pro 2021:

Modified with Nikon Capture Editor 4.3.0:

The following one is a panning picture with iso 200, 1/45 s, f32, 195 mm, on a tripod. The camera was following the movement of the horses and jockeys horizontally:

Autoleveled, straightened, sharpened with Corel AfterShot Pro 2021:

Modified with Nikon Capture Editor 4.3.0:

A brother was watching his sister with a binocular,

with iso 200, 1/500s, f5, 85 mm:

Autoleveled with Corel AfterShot Pro 2021:

Modified with Nikon Capture Editor 4.3.0:




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好漂亮的照片。我感觉那些颜色不鲜艳的反而好看。 -江南一朱- 给 江南一朱 发送悄悄话 江南一朱 的博客首页 (0 bytes) () 10/25/2023 postreply 06:44:01

谢谢。不鲜艳的是我今天PS的。鲜艳的是我2009PS的。跟PS的人的当时的见解看法有关。 -xia23- 给 xia23 发送悄悄话 xia23 的博客首页 (0 bytes) () 10/25/2023 postreply 07:03:46

我必须说,即使早期的DSLR也很出色 -永远老李- 给 永远老李 发送悄悄话 (186 bytes) () 10/25/2023 postreply 07:52:55

还是不很清楚。现在还有3个D70,两个还能用。一个(原来的)快门坏了(150K照片)。 -xia23- 给 xia23 发送悄悄话 xia23 的博客首页 (312 bytes) () 10/25/2023 postreply 09:20:57

三十多五十多,这几乎是白送啊 -永远老李- 给 永远老李 发送悄悄话 (0 bytes) () 10/25/2023 postreply 09:55:05

到craigslist去找。 -xia23- 给 xia23 发送悄悄话 xia23 的博客首页 (202 bytes) () 10/25/2023 postreply 11:29:42

Nikon D300都不到100,eBay上 。 -位酷哥- 给 位酷哥 发送悄悄话 (0 bytes) () 10/25/2023 postreply 14:42:15

打开D70,把sensor上AA/infrared filter拿掉。解析度提高一倍以上,加720滤镜就能拍红外。(图) -位酷哥- 给 位酷哥 发送悄悄话 (81 bytes) () 10/25/2023 postreply 11:04:57

好像加个红外膜要$200多。要是不去掉AA/infrared filter, 加红外虑镜行吗。 我试过用大概920滤镜 -xia23- 给 xia23 发送悄悄话 xia23 的博客首页 (93 bytes) () 10/25/2023 postreply 11:22:59

红外滤片肯定要去掉,否则红外线到不了sensor。D70的AA 和红外是同1滤片 -位酷哥- 给 位酷哥 发送悄悄话 (0 bytes) () 10/25/2023 postreply 12:40:18

谢谢 -xia23- 给 xia23 发送悄悄话 xia23 的博客首页 (0 bytes) () 10/25/2023 postreply 12:41:32

LifePixel上有详细的解释,包括DIY -位酷哥- 给 位酷哥 发送悄悄话 (0 bytes) () 10/25/2023 postreply 17:25:34

不要加红外膜。加透明玻璃-Full Spectrum,能拍红外,紫外,自然光等等各种。 -位酷哥- 给 位酷哥 发送悄悄话 (0 bytes) () 10/25/2023 postreply 19:52:24

高手,行家 -永远老李- 给 永远老李 发送悄悄话 (0 bytes) () 10/25/2023 postreply 11:31:24

我每个字都认识,硬是一点都没看懂你们说的啥:) -江南一朱- 给 江南一朱 发送悄悄话 江南一朱 的博客首页 (0 bytes) () 10/25/2023 postreply 12:43:11

把普通相机改成红外相机 -位酷哥- 给 位酷哥 发送悄悄话 (0 bytes) () 10/25/2023 postreply 12:44:40

技术型的,好佩服。谢谢解释 -江南一朱- 给 江南一朱 发送悄悄话 江南一朱 的博客首页 (0 bytes) () 10/25/2023 postreply 12:50:23

好玩而已,以前买不到红外相机。 -位酷哥- 给 位酷哥 发送悄悄话 (0 bytes) () 10/25/2023 postreply 17:26:24

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