6SL3352-7AE38-4AA0

6SL3352-7AE38-4AA0

6SL3352-7AE38-4AA0

很多鏡頭都有對焦距離標尺。距離標尺上標注著從近對焦距離到遠的刻度。不過我從來沒有發現靠標尺上的刻度就能準確對焦的，真的。

距離標尺真正有用的作用，是提醒你近對焦距離是多少——盡管這個參數經常會在鏡頭上單獨標注出來。

景深標尺

有對焦距離標尺的鏡頭通常都有景深標尺。景深標尺上會標有“22”、“11”和“8”的字樣。取決于鏡頭設計，標準的數字也有可能略有不同。

這些數字用來顯示在一個特定光圈下的景深與對焦距離之間的關系。當你將光圈設在f/22，并對焦在遠，你可能會發現在3米之后的景物都是清晰的。

Cutler Hammer NIB CA3225X ED322W 225Amp A 225A 225

Cutler Hammer WH JDB JDB3250C JT3250T JDB3250 250 Amp

Cutler Hammer GMCP GMCP050K2C 50 Amp 50A A 50Amp

With DIN clip mount

Cutler Hammer Breaker EHB3100L EHB 100 Amp A 100A

Cutler Hammer Breaker GMCP GMCP015E0C 15 Amp 15A

With DIN clip mount

Cutler Hammer Breaker FD2125 125Amp 125 Amp 125A A

Cutler Hammer WH JDC3250F JT3225T JDC3225 225 Amp w/Aux

Cutler-Hammer Magnum SB SBSC12 1200 Amp A Digitrip 520

Cutler Hammer Breaker FD3060 60 Amp 60A A 60Amp

Cutler Hammer HMCP HMCPS015E0C HMCPS015EOC 15 Amp 15A A

Cutler Hammer Breaker ND312T32W 1200 Amp A 1200A 600A

Cutler Hammer Seltronic HMC HMC3800F 800 Amp A 800Amp

Cutler Hammer Circuit Breaker HFB3040L HFB 40 Amp A

Cutler Hammer WH HJD HJD3250F JT3200T HJD3200 200 A Amp

Cutler Hammer CRD CRD316T33W 1600A 1600Amp 1600 A

Digitrip 310 TRIP UNIT RES1600LS W/AUX AND SHUNT TRIPS

Cutler Hammer CRD CRD320T33W 2000A 2000Amp 2000 A

Digitrip 310 TRIP UNIT RES2000LS W/AUX AND SHUNT TRIPS

Cutler-Hammer Magnum DS MDSC5N 2500 Amp Digitrip 520M

Cutler Hammer Breaker HFD HFD3060L 60 Amp 60A A

Cutler-Hammer Magnum DS MDS616 1600 Amp Digitrip 520M

Omron S82G-1024 24V/4.6A Power Supply S82G1024

Furnas System 89 Size 1 Breaker Type Starter MCC Bucket

Westinghouse Current Limiter LFB LFB3150R FB Breaker

Perkins UMC2004GACA Digital Weight Indicator Stainless 

C-H W HMCP Breaker HM2P250K5 250Amp A 250A 250 Amp

Challenger Type CB CB2150 150 Amp 150A A 2 pole NIB

Omron S82H-3512 12V/4.5A Power Supply S82H3512

Perkins UMC2004GACF Digital Weight Indicator Stainless 

GE Fanuc IC660EBA100K 115V Analog In/Out IC660EBA100-K

Honeywell ISSC 620-1690C Processor Rack PLC 620-1690-C

525 kW Waukesha Natural Gas Generator Set VHP 3600GSI

Furnas System 89 Size 1 Breaker Type Starter MCC Bucket

Westinghouse Breaker KA KA2225FS 225Amp A 225A 225 Amp

ISSC 621-9990 IPC I/O Rack/Chassis 6219990

Omron S82L-1024 24V/4.6A Power Supply S82L1024

Perkins UMC2004GACA Digital Weight Indicator Stainless 

Allen Bradley AB 150-A24NBDB SMC MCC Bucket 30A 10 HP

Westinghouse Breaker LB LB2400FS 400Amp A 400A 400 Amp

Fischer Porter 53MC5412A25BACX?DXCXX Controller 53MC5

Square D Circuit Breaker EGB24030 30Amp 30A 30 Amp A

Fischer Porter 53MC5412A25BAXX?DXCXX Controller 53MC5

Fischer Porter 53MC5412A24BBXX?XXXXX Controller 53MC5

Perkins 4328A Digital Weight Indicator Stainless Steel

Federal Pacific 145 kVA 460/460Y/266 3 ph 145kVA 460 Y 

Omron S82G-3312 12V/2.5A Power Supply S82G3312

EI Ratio 200:5A 64201 64-201 600 Current Transformer CT

Endress Hauser RIA450-S111 Process Indicator Loop

ABB 53MC5412A25BACX?DXCXX Controller 53MC5

Cutler Hammer Eaton Breaker JS JS360150A 150 Amp A 150A