作者LinuxKernel (Linus Torvalds)
看板DSLR
標題[情報] Sony A7RIV 評測
時間Tue Jul 16 22:44:52 2019
Taking The New Sony a7R IV to Alaska
應該是首篇 Sony A7RIV 評測文章！
全文連結：
https://www.colbybrownphotography.com/taking-the-new-sony-a7r-iv-to-alaska/
圖片節錄：
https://i.imgur.com/TBILNkm.jpg
https://i.imgur.com/92i6K8A.jpg
https://i.imgur.com/Kk68hzH.jpg
New 61mp Full-Frame Backlit Sensor
APS-C Crop Mode = 26.2mp Image
10 FPS Shooting
New 5 Axis IBIS designed specifically for the high resolution of this sensor
New AF AI from the a9 includes Real-Time AF Tracking + Eye AF with Touch
Support for tracking subjects
Dual UHS-II Card Slots
Not Blackout Free, but improved minimal visual lag when shooting high FPS
Redesigned shutter mechanism to suppress all vibrations
Increased Shutter life span (500k)
16-bit processing with 14-bit image files
NEW 1:1 image ratio option (along with 4:3, 16:9 & 3:2 options)
NEW Custom WB improvements (similar to the a9)
NEW Pixel Shift Option (16 images at 1/2 pixel distance) = 240 MP images
NEW AF down to -3 EV
NEW AF doesn’t have to stop down the aperture to focus
NEW Eye AF for Movies (coming after launch via firmware)
NEW Adjustable Focus Spot color selection: White or Red)
NEW option to save camera settings to SD card
You can access the menu while the buffer is being used
I didn’t see any Video changes from the a7R III, but I will update this if I
missed something
USB C 3.2
Improved Weather Sealing on all gaskets, including far superior protection
for the bottom of the camera.
官方發表會截圖：
https://i.imgur.com/3cDlQDT.jpg
售價 USD$3500，預計九月開賣
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※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 211.75.15.175 (臺灣)
※ 文章網址: https://webptt.com/m.aspx?n=bbs/DSLR/M.1563288295.A.609.html
1F：推 IcebearK: 大家狂罵的轉盤鎖 現在連曝光補償都要管 07/16 22:49
※ 編輯: LinuxKernel (211.75.15.175 臺灣), 07/16/2019 22:50:48
2F：推 TexasFlood: 61MP這SD卡絕對荷包大爆射 07/16 22:49
3F：→ IcebearK: Sony是抖M嗎 07/16 22:49
4F：推 jacky791111: 曝光我很容易跑掉，對這設計滿意 07/16 22:51
5F：→ LinuxKernel: 轉盤鎖不錯啊，EV轉盤那個位置很容易動到吧 07/16 22:52
6F：推 TexasFlood: 設計成可以按切換鎖/不鎖，不皆大歡喜 07/16 22:53
7F：→ LVCMAN: 變大台了... 07/16 22:58
8F：推 h311013: EV才容易誤觸 模式轉盤鎖才是礙手 07/16 22:59
9F：推 jiinder: 樓下買10台給我 07/16 23:03
10F：→ chairman129: 其實就像cn那樣按一下縮按一下開就好了，明明很簡單 07/16 23:06
11F：→ chairman129: 的設計XD 07/16 23:06
12F：推 tacowzj: EV超級容易轉到的.. 07/16 23:09
13F：推 hayden0828: EV鎖是兩段的 07/16 23:11
14F：→ musichong100: 看到一個蠻重要的，對焦點選擇可以自訂白或紅了 07/16 23:13
16F：推 IcebearK: 原來是新的設計 誤會sony了 變成這樣很不錯 07/16 23:27
17F：推 chairman129: 看到實機右鍵越來越擠 左肩還是一樣空空如也感覺超 07/16 23:40
18F：→ chairman129: 怪的 07/16 23:40
19F：推 ialeou: 左肩要留給A9ii 07/16 23:42
20F：推 ferrinatice: 終於!縮光圈曝光不需要縮光圈對焦! 07/16 23:46
21F：→ schumi3019: 商攝的需求很高！ 07/17 00:02
22F：推 CJSStarCraft: 握持手感變好，手把到接環距離增加，終於改善這個問 07/17 01:49
23F：→ CJSStarCraft: 題 07/17 01:49
24F：推 way3125way: 只可惜覆蓋率才74% 07/17 01:51
25F：推 rjhowmanyo: 左肩還是不肯放啊啊啊 07/17 07:15
26F：→ NintendoGC: 對焦點顏色希望舊機型也能有更新啊 07/17 11:58
27F：推 KSWang: 可惡 握感變好...R3你可能要當備機了 07/17 13:30
28F：推 Laravel: 牙膏換人擠了 07/17 14:23
29F：推 jengmei: 直上a74 07/17 15:15
30F：→ chuck5669: 機頂那樣三個轉盤，感覺不會很順 07/17 16:25
31F：推 canandmap: 為什麼就不分一點實體按鍵在左肩呢? 07/17 21:24