Canon MLT User Manual Download Page 26 | Manualshive

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Summary of Contents for MLT

Page 1: ...ng the instrument be sure to read this manual thoroughly Also read the manuals of other instruments in this system Keep the manual where it is easily accessible User s Manual MLT S CXDI Image Processing Software ...

Page 2: ...le for loss of image data due to any reason 2 Please have this product installed by Canon representative or distributor 3 Canon reserves the right to change the specifications of the product without prior notice CANON INC 2009 All rights reserved Under copyright laws this manual may not be copied in whole or in part without the written consent of Canon ...

Page 3: ...e Reduction 8 2 4 Setting Dynamic Range Adjustment 9 2 4 1 Setting high density sections 9 2 4 2 Setting low density sections 10 3 QA Mode Settings 11 3 1 Procedures to Change Parameters 11 3 2 Changing Enhancement 14 3 3 Changing Noise Reduction 15 3 4 Changing Dynamic Range Adjustment 16 3 4 1 Changing high density sections 16 3 4 2 Changing low density sections 17 4 QA Parameters 18 ...

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Page 5: ...detailed explanation for the operation or setting is available on other page in this manual the page to refer is indi cated with page number Example Please set the parameters by referring to 2 2 Setting Enhancement P 7 Notation 3 When description of the procedure or setting continues from an odd numbered page right page to the subsequent even numbered page left page a small note Continued on the f...

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Page 7: ... to extend the image processing functions provided with the CXDI series of Canon dig ital radiography system called CXDI in this manual By installing MLT S on the Control PC the advanced image processing features of MLT S are brought into full scope both in the Edit Exposure Mode and QA Mode QA Mode Screen Extended by MLT S ENHANCEMENT Tab QA Mode Screen Extended by MLT S DYNAMIC RANGE Tab ...

Page 8: ...g the edge frequency parameters The degree of enhancement of the local contrast can be adjusted by setting the contrast boost parameters Noise Reduction This reduces noise in the exposure image for improving granularity The EFFECT parameter setting can be used to adjust the degree of noise reduction Dynamic Range Adjustment This improves the detectability of high density and low density areas in t...

Page 9: ...POSURE MODE Edit Exposure Mode Screen 2 Select the Sensor Unit If two or more sensor units are being used in the system touch the Sensor Unit button then select the Sensor Unit 3 Select the Category tab If eight or more categories are registered in the system touch the or button to dis play the Category tabs that are not currently visible Sensor Unit Button Button Button Category Tab Exposure Mode...

Page 10: ... Exposure Mode Make sure that EDIT PARA at the top left is displayed in highlight then select the desired Exposure Mode The EDIT PARA screen appears EDIT PARA Screen PREVIOUS PAGE 5 Display the next page Touch NEXT PAGE EDIT PARA Screen NEXT PAGE ...

Page 11: ...equency Processing Mode button to open the window then touch MLT S FREQUENCY Frequency Processing Mode Window 7 Select the tab Touch the MLT S tab Screen Appearance when MLT S FREQUENCY is Selected 8 Set the parameters Set the parameters by referring to 2 2 Setting Enhancement P 7 2 3 Setting Noise Reduction P 8 and 2 4 Setting Dynamic Range Adjustment P 9 Frequency Processing Mode Button ...

Page 12: ...ave the changed parameter Then touch OK When Password is required If the password is specified a different message is displayed in the window as follows Administrator s authority is needed Enter system password In this case touch anywhere within the frame to display On Screen Keyboard type your password then touch OK ...

Page 13: ... is the setting saved previously and the value on the right is the modified value This setting value determines the frequency range for edge enhancement Smaller values enhance ranges containing low frequencies over high frequencies Large values on the other hand enhance high frequencies only 4 Set the CONTRAST BOOST parameter Touch the or button and set the contrast boost within the range between ...

Page 14: ...set the EFFECT parameter within the range between 1 to 10 The value on the left is the setting saved previously and the value on the right is the modified value This value determines the degree of noise reduction Larger values result in stronger noise reduction and smaller values result in weaker noise reduction NOTE If the EFFECT parameter is set to an excessive value artifacts can occur in the i...

Page 15: ...ouch the or button and set the EFFECT parameter within the range between 1 to 20 The value on the left is the setting saved previously and the value on the right is the modified value This value determines the maximum density assigned to the subject range Larger values result in higher maximum densities and smaller densities result in lower maximum densi ties NOTE If the EFFECT parameter is set to...

Page 16: ...ton and set the EFFECT parameter within the range between 1 to 20 The value on the left is the setting saved previously and the value on the right is the modified value This value determines the minimum density assigned to the subject range Larger values result in higher minimum densities and smaller values result in lower minimum densities NOTE If the EFFECT parameter is set to a value that is to...

Page 17: ...wing methods QA Mode Screen To display the QA Mode screen automatically right after x ray exposure On the Exposure screen touch the followings to display the DISPLAYING PARAME TER CHANGE QA SCREEN DURING EXPOSURE screen SYSTEM SETUP MENU SYSTEM SETUP DISPLAYING PARAME TER CHANGE QA SCREEN DURING EXPOSURE Then set the QA Mode screen effective To perform QA Processing right after x ray exposure Touc...

Page 18: ...e enhancement and noise reduction touch the ENHANCEMENT tab To change the dynamic range adjustment touch the DYNAMIC RANGE tab 4 Change the parameters Change the parameters by referring to 3 2 Changing Enhancement P 14 3 3 Changing Noise Reduction P 15 and 3 4 Changing Dynamic Range Adjustment P 16 When the Frequency Processing Mode button is not visible If the Frequency Processing Mode button is ...

Page 19: ...ault generator parameters Then touch YES 6 Close the QA Mode screen Touch OK When Password is required If the password is specified a different message is displayed as follows Administrator s authority is needed Enter system password In this case touch within the frame to display On Screen Keyboard type your password then touch OK When OK is not visible on the screen If OK is not displayed on the ...

Page 20: ...ting saved previously and the value on the right is the modified value This setting value determines the frequency range for edge enhancement Smaller values enhance ranges containing low frequencies over high frequencies Large values on the other hand enhance high frequencies only 4 Set the CONTRAST BOOST parameter Touch the or button and set the contrast boost within the range between 0 to 20 The...

Page 21: ...the EFFECT parameter within the range between 1 to 10 The value on the left is the setting saved previously and the value on the right is the modified value This value determines the degree of noise reduction Larger values result in stronger noise reduction and smaller values result in weaker noise reduction NOTE If the EFFECT parameter is set to an excessive value artifacts can occur in the image...

Page 22: ...ch the or button and set the EFFECT parameter within the range between 1 to 20 The value on the left is the setting saved previously and the value on the right is the modified value This value determines the maximum density assigned to the subject range Larger values result in higher maximum densities and smaller values result in lower maximum densities NOTE If the EFFECT parameter is set to a val...

Page 23: ...and set the EFFECT parameter within the range between 1 to 20 The value on the left is the setting saved previously and the value on the right is the modified value This value determines the minimum density assigned to the subject range Larger values result in higher minimum densities and smaller values result in lower minimum densities NOTE If the EFFECT parameter is set to a value that is too hi...

Page 24: ...eter is displayed as E edge enhancement edge frequency contrast boost Nothing is displayed if the enhancement is disabled 3 Dynamic Range Adjustment The parameter is displayed as D Maximum density minimum density Nothing is displayed if both the DARK REGION and BRIGHT REGION are disabled If the DARK REGION only is disabled the parameter is displayed as D 3 and if the BRIGHT REGION only is disabled...

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Page 28: ...pan Telephone 81 3 3758 2111 CANON U S A INC CANON MEDICAL SYSTEMS 15955 Alton Parkway Irvine CA 92618 3616 U S A Telephone 1 949 753 4160 CANON EUROPA N V Medical Products Division Bovenkerkerweg 59 61 1185 XB Amstelveen The Netherlands Telephone 31 20 545 8926 PUB L IE 4146A ...

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