Summary of Contents for Delta-T Devices SLM7
- Page 1 User Manual for the Self Levelling Mount SLM7 type SLM7-UM-1.1 Delta-T Devices Ltd...
- Page 2 Copyright All rights reserved. Under the copyright laws, this manual may not be copied, in whole or in part, without the written consent of Delta-T Devices Ltd. Under the law, copying includes translation into another language. Copyright © 2003, 2008 Delta-T Devices Limited.
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Page 3: Table Of Contents
Contents Introduction Features Overview Instructions Assembly Instructions Complete systems supplied by Delta-T Quick Summary of Operation Setting up the Self Levelling Mount Using the Canon EOS 5D Camera Taking Hemiphotos Image size and compression Camera settings Exposure Taking the Picture Use of other Canon Remote controls Downloading images to a PC Trouble Shooting... -
Page 4: Introduction
North. This is necessary for taking hemispherical photos for use with Delta-T’s HemiView canopy analysis software. The SLM7 is designed for use with the Canon 5D full-frame digital SLR camera with a Sigma EX-DG 8mm full circle fisheye lens. -
Page 5: Overview
Overview Fig 1 North Bubble Sigma South Gimbals marker level EXDG lens marker Canon Flash Fibre op tics Compass Tripod EOS 5D adapter light pi Balance weights Camera mounting bracket SLM7 User Manual v 1 Overview... -
Page 6: Instructions
Open, review, annotate, classify and sort images on your PC in Canon ZoomBrowser software as required. Process and analyse selected images in HemiView on your PC. For step 9 refer also to the HemiView User Manual and online help. Assembly Instructions SLM7 User Manual v 1... -
Page 7: Setting Up The Self Levelling Mount
Rotate the mount to point North. Level the mount using the balance weights and bubble level indicator. Balance weights Check the flash adapter and fibre optics are in place. SLM7 User Manual v 1 Setting up the Self Levelling Mount... -
Page 8: Using The Canon Eos 5D Camera
Do a trial comparison on your site to see if the image quality makes any significant difference. Taking Hemiphotos SLM7 User Manual v 1... -
Page 9: Camera Settings
LCD monitor and toggle the INFO button to display image information, including a histogram. If the image is overexposed, the sky areas will have a tendency to spread in SLM7 User Manual v 1 Taking Hemiphotos... - Page 10 – which, of course, is not always so! So we suggest, when working in auto exposure mode, to auto-bracket the exposure and pick the best picture with the clearest canopy edges. Taking Hemiphotos SLM7 User Manual v 1...
- Page 11 Note the time stamp and the auto exposure setting changes. Incidentally, the dark evergreen tree, lower left, dominates the dark end of these histograms. Depending on your objectives, you might want to edit it out (in Photoshop, say) before using HemiView. SLM7 User Manual v 1 Taking Hemiphotos...
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Page 12: Taking The Picture
Canon EOS Software Instruction Manual for: • Canon software installation instructions • Instructions on using the USB cable, • Instructions of acquiring images from the camera under PC control • Trouble Shooting Canon software Taking Hemiphotos SLM7 User Manual v 1... - Page 13 Image appears in ZoomBrowser. Inspect the picture to see if you need to take another In HemiView select File, Open to open the image Process as per HemiView User Manual SLM7 User Manual v 1 Taking Hemiphotos...
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Page 14: Use Of Other Canon Remote Controls
Trouble Shooting Refer to the Trouble Shooting section of the Canon EOS Software Instructions Manual. Downloading images to a PC SLM7 User Manual v 1... -
Page 15: Image Alignment In Hemiview
Align the horizon circle to the shoulders of the two alignment markers, with the pointed marker at the magnetic north point, as shown below. Note: with SLM7 the camera orientation is fixed All images are aligned with North-South horizontal and North on the left. -
Page 16: Setting The Lens Equation In Hemiview
When you exit HemiView, this lens will be saved in the HemiView lenses.csv file. When using HemiView, specify these lens properties for all hemiphotos taken with the Canon EOS 5D and Sigma 8mm EX DG lens. Trouble Shooting SLM7 User Manual v 1... -
Page 17: Appendix
Appendix Assembly of HemiView system parts Attach the SLM7 Self Levelling Mount to a camera tripod for stability, using the tripod socket in its base. Attach the Sigma EX-DG fisheye lens to a Canon EOS 5D camera as described in the camera and lens manuals. -
Page 18: Warranty And Service
Delta-T shall not be liable to the buyer by reason of any delay or failure to perform their obligations in relation to the goods and/or services if the delay or failure was due to any cause beyond the Delta-T’s reasonable control. Terms and Conditions of Sale SLM7 User Manual v 1... -
Page 19: Service, Repairs And Spares
Contact details: Tech Support Team Delta-T Devices Ltd 130 Low Road, Burwell, Cambridge CB25 0EJ, UK email: tech.support@delta-t.co.uk repairs: repairs@delta-t.co.uk web: www.delta-t.co.uk Tel: +44 1638 742922 Fax: +44 1638 743155 SLM7 User Manual v 1 Service, Repairs and Spares...
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