background image

1.准备工作

观(Gnosis)系列镜头在出厂前会按照标准调整后焦,但不同摄影机的法兰

距在出厂时可能会有一点不同,为了方便与不同的摄影机匹配,达到最佳成像效
果,需要进行后焦调节操作。

准备好拍摄对象和校准工具。可使用“星状测试图”,或使用其它黑白
相间的、对比度较高的拍摄对象。在官网下载“定焦镜头后焦校准工具”

以下操作以

观(Gnosis)系列32mm

镜头为例

步骤二

将镜头安装到相机或摄影机上并调整光圈为

T4

将拍摄对象放置在距离相机成像面约

0.33m

处,并调整其位置在画

面中心。

将“定焦镜头后焦校准工具”贴在

0.33m

对焦刻度处(或选择

1’1

的对

焦刻度线),刻度指针与“定焦镜头后焦校准工具”中间横线平齐;

步骤三

步骤四: 

步骤一


提    示

可前往 “DZOFILM官网-资料下载-后焦调整星图”处下载

(点击此处跳转)

(点击此处跳转)

5

后焦调节

回到目录

Содержание GNOSIS

Страница 1: ...GNOSIS MACRO PRIME LENS USER S MANUAL www dzo lm com CINE LENS...

Страница 2: ...s 11 Contents Click to go Users can read the table of content TOC to have an overview of the Gnosis Product Manual Please clink on the title or link to jump to the TOC Search keyword The Search keywor...

Страница 3: ...eatly enhancing shooting ef ciency Introduction Safety Notes Please do not watch the sun or bright light source through the lens otherwise it will cause visually disabled Never use organic solvents su...

Страница 4: ...ing Ring Holes for Supporting Base 1 M3 8 16 thread 9mm deep Mounting holes 2 M3 3mm deep Aperture Ring Rear Cap Magni cation Ratio Exposure Compensation Identi cation 5 6 7 1 2 3 4 2 1 2 3 4 5 6 7 Le...

Страница 5: ...se or decrease the focus distance Aperture Control Rotate the aperture ring to stop aperture down raising the T stop and narrowing the aperture or lower the T stop to widen the aperture 3 Lens Control...

Страница 6: ...focusing distance Exposure Compensation the difference between actual T value and the directing T value on aperture ring When the Exposure compensation identi cation is 4 18 Actual T Value T Value sho...

Страница 7: ...0 33m scale on focusing ring paste calibration tool on the ring with middle line of the tool aligning the 0 33m scale and the scale pointer or choose 1 1 focusing scale Step One Ready your subject an...

Страница 8: ...g shim to complete the ange back adjustment Note The direction of in nity indicates positive deviation value The direction of the closest focusing distance indicates negative deviation value If there...

Страница 9: ...nity focal length 32mm 65mm 90mm 0 68 0 52 0 25 0 0 22 0 41 0 65 3 2 1 0 1 2 3 1 7 1 16 0 55 0 0 56 1 1 1 7 2 14 1 4 0 88 0 0 72 1 48 2 32 Data Interface Usage Used with the third party auto focusing...

Страница 10: ...tric imperial 112mm Iris Blade 16 Filter Size M105 Gear Pitch 0 8M Material Aluminium alloy Weight 1447 5g 1460g 1280 5g 114mm Manual max 55 Manual max 67 Manual Manual max 68 1 33X 1 0X 1 5X 44mm LPL...

Страница 11: ...arranty period varies with the country or region of purchase Stored dated receipts or other proof of purchase in a safe place as you will need to provide a valid proof of purchase or receipt for the w...

Страница 12: ...al instructions or manuals Damage caused by improper installation and operation not in accordance with of cial instructions or manuals Damage caused by the storage environment not in accordance with o...

Страница 13: ...parts may be above the relevant threshold of the GB T26572 standard Pb Hg Cd Cr VI PBB PBDE Indicates that the concentration of the hazardous substance in all homogeneous materials in the parts is be...

Страница 14: ...PDF WPS PDF Windows Ctrl F Mac Command F 1 1 2 3 5 1 5 2 6 7 8 9...

Страница 15: ...Gnosis DZOFILM 300 114mm 1...

Страница 16: ...1 M3 8 16 9mm 2 M3 3mm 5 6 7 1 2 3 4 2 1 2 3 4 5 6 7...

Страница 17: ...3...

Страница 18: ...T T 4 18 T T 4 18 4 1 10 0 1...

Страница 19: ...1 Gnosis Gnosis 32mm T4 0 33m 0 33m 1 1 DZOFILM 5...

Страница 20: ...4 2 3 3 4 4 3 1 0 33m 0 33m T4 GNOSIS mm 0 33m 1 1 0 32m 12 6 0 291m 1 32mm 65mm 90mm 0 68 0 52 0 25 0 0 22 0 41 0 65 3 2 1 0 1 2 3 1 7 1 16 0 55 0 0 56 1 1 1 7 2 14 1 4 0 88 0 0 72 1 48 2 32 6...

Страница 21: ...2mm 16 M105 0 8M 1447 5g 1460g 1280 5g 114mm 55 67 68 1 33X 1 0X 1 5X 44mm LPL 52mm PL 44mm EF 11 8 11 9 11 9 0 237m 9 36in 0 258m 10 2in 0 167m 6 6in LPL PL EF 46 5mm VV FF 65mm 90mm 32mm T2 8 T22 Gn...

Страница 22: ...DZOFILM DZOFILM DZOFILM 5 DZOFILM DZOFILM DZOFILM 8...

Страница 23: ...GB T26572 SJ T11364 RoHS 2011 65 EU GB T26572 Pb Hg Cd Cr VI PBB PBDE 9...

Страница 24: ...dzo lm com www dzo lm com Shenzhen Dongzheng Optical Technology Co Ltd Floor 6 Building One Xinwuxia Industrial Area No 32 Cuibao Rd Baolong St Longgang Dist Shenzhen 518000 China WECHAT DZOFILM www...

Отзывы: