Fluke Ti45 Bedienungsanleitung

Stöbern Sie online oder laden Sie Bedienungsanleitung nach Werkzeug Fluke Ti45 herunter. Fluke Ti45 User Manual Benutzerhandbuch

  • Herunterladen
  • Zu meinen Handbüchern hinzufügen
  • Drucken
  • Seite
    / 135
  • Inhaltsverzeichnis
  • FEHLERBEHEBUNG
  • LESEZEICHEN
  • Bewertet. / 5. Basierend auf Kundenbewertungen
Seitenansicht 0
®
Ti40, Ti45, Ti50, Ti55
IR FlexCam Thermal Imager
Users Manual
May 2006, Rev. 1, 8/2006
2006 Fluke Corporation, All rights reserved.
All product names are trademarks of their respective companies.
Seitenansicht 0
1 2 3 4 5 6 ... 134 135

Inhaltsverzeichnis

Seite 1 - Ti40, Ti45, Ti50, Ti55

® Ti40, Ti45, Ti50, Ti55 IR FlexCam Thermal Imager Users Manual May 2006, Rev. 1, 8/2006  2006 Fluke Corporation, All rights reserved. All product

Seite 2

Ti40, Ti45, Ti50, Ti55 Users Manual viii

Seite 3 - Table of Contents

C-1 Appendix C Emissivity ValuesUse the emissivity values shown in Table C-1 as a guide to properly setting the emissivity value on your Camera. Tab

Seite 4

Ti40, Ti45, Ti50, Ti55 Users Manual C-2 Table C-1. Emissivity Values of Common Materials (cont.) Material Temperature (°C) Emissivity Carbon, purifie

Seite 5 - Contents

Appendices Emissivity Values C C-3 Table C-1. Emissivity Values of Common Materials (cont.) Material Temperature (°C) Emissivity Iron, sheet gal

Seite 6

Ti40, Ti45, Ti50, Ti55 Users Manual C-4 Table C-1. Emissivity Values of Common Materials (cont.) Material Temperature (°C) Emissivity Quartz 0 0.93

Seite 7 - List of Tables

D-1 Appendix D Camera Specifications and DimensionsTable D-1 lists the technical specifications for the Ti45 and Ti40 models. Table D-1. Camera Spec

Seite 8

Ti40, Ti45, Ti50, Ti55 Users Manual D-2 Table D-1. Camera Specifications, Ti45 and Ti40 Models (cont.) Model Name Ti45 Modelwith IR Fusion Ti45 Model

Seite 9 - List of Figures

Appendices Camera Specifications and Dimensions D D-3 Table D-1. Camera Specifications, Ti45 and Ti40 Models (cont.) Model Name Ti45 Modelwith I

Seite 10

Ti40, Ti45, Ti50, Ti55 Users Manual D-4 Table D-1. Camera Specifications, Ti45 and Ti40 Models (cont.) Model Name Ti45 Modelwith IR Fusion Ti45 Model

Seite 11 - Introduction

Appendices Camera Specifications and Dimensions D D-5 Table D-1. Camera Specifications, Ti45 and Ti40 Models (cont.) Model Name Ti45 Modelwith I

Seite 12 - Safety Information

Ti40, Ti45, Ti50, Ti55 Users Manual D-6 Table D-1. Camera Specifications, Ti45 and Ti40 Models (cont.) Model Name Ti45 Modelwith IR Fusion Ti45 Model

Seite 13 - *WWarning

1-1 Chapter 1 IntroductionIntroduction Thank you for choosing the IR FlexCam® portable infrared camera (hereafter, “Camera”). This award-winning Ca

Seite 14 - Standard Accessories

Appendices Camera Specifications and Dimensions D D-7 Table D-2 lists the technical specifications for the Ti55 and Ti50 models. Table D-2. Camer

Seite 15

Ti40, Ti45, Ti50, Ti55 Users Manual D-8 Table D-2. Camera Specifications, Ti50 and Ti55 Models (cont.) Model Name Ti55 Model with IR Fusion Ti55 Mode

Seite 16 - Charge and Insert Battery

Appendices Camera Specifications and Dimensions D D-9 Table 4-2. Camera Specifications, Ti50 and Ti55 (cont.) Model Name Ti55 Model with IR Fusi

Seite 17 - Power Camera On

Ti40, Ti45, Ti50, Ti55 Users Manual D-10 Table D-2. Camera Specifications, Ti50 and Ti55 Models (cont.) Model Name Ti55 Model with IR Fusion Ti55 Mod

Seite 18 - Insert Memory Card

Appendices Camera Specifications and Dimensions D D-11 Table D-2. Camera Specifications, Ti50 and Ti55 Models (cont.) Model Name Ti55 Model with

Seite 19 - Level & Span

Ti40, Ti45, Ti50, Ti55 Users Manual D-12 Table D-2. Camera Specifications, Ti50 and Ti55 Models (cont.) Model Name Ti55 Model with IR Fusion Ti55 Mod

Seite 20 - Capturing an Image

Appendices Camera Specifications and Dimensions D D-13 7.11 cm(2.8 in)10.66 cm(4.2 in) eii019.eps Figure D-1.Camera Dimensions 26.67 cm(10.5 in)

Seite 21

Ti40, Ti45, Ti50, Ti55 Users Manual D-14

Seite 22 - Users Manual

E-1 Appendix E Resources and ReferencesLevel 1 Thermography One good way to begin learning the skills required to become a successful thermograph is

Seite 23 - Camera Overview

Ti40, Ti45, Ti50, Ti55 Users Manual E-2

Seite 24 - Camera Parts

Ti40, Ti45, Ti50, Ti55 Users Manual 1-2 • Moisture Detection—Get to the source of moisture and mold growth. • Restoration—Evaluate remediation wor

Seite 25 - Camera Parts

F-1 Appendix F Camera Default SettingsTable F-1 shows the default settings for the Ti45 and Ti40 models. Table F-1. Default Settings, Ti45 and Ti40

Seite 26

Ti40, Ti45, Ti50, Ti55 Users Manual F-2 Table F-1. Default Settings, Ti45 and Ti40 Models (cont.) Setting Ti45 Model with IR Fusion Ti45 Model witho

Seite 27

Appendices Camera Default Settings F F-3 Table F-1. Default Settings, Ti45 and Ti40 Models (cont.) Setting Ti45 Model with IR Fusion Ti45 Model

Seite 28 - Camera Display Screen

Ti40, Ti45, Ti50, Ti55 Users Manual F-4 Table F-1. Default Settings, Ti45 and Ti40 Models (cont.) Setting Ti45 Model with IR Fusion Ti45 Model withou

Seite 29

Appendices Camera Default Settings F F-5 Table F-1. Default Settings, Ti45 and Ti40 Models (cont.) Setting Ti45 Model with IR Fusion Ti45 Model

Seite 30

Ti40, Ti45, Ti50, Ti55 Users Manual F-6 Table F-1. Default Settings, Ti45 and Ti40 Models (cont.) Setting Ti45 with IR Fusion Ti45 without IR Fusion

Seite 31 - Camera Display Screen

Appendices Camera Default Settings F F-7 Table F-2 shows the default settings for the Ti55 and Ti50 models. Table F-2. Default Settings, Ti55 and

Seite 32 - Programming Function Buttons

Ti40, Ti45, Ti50, Ti55 Users Manual F-8 Table F-2. Default Settings, Ti55 and Ti50 Models (cont.) Setting Ti55 Model with IR Fusion Ti55 Model withou

Seite 33

Appendices Camera Default Settings F F-9 Table F-2. Default Settings, Ti55 and Ti50 Models (cont.) Setting Ti55 Model with IR Fusion Ti55 Model

Seite 34 - Using Display Screen Menus

Ti40, Ti45, Ti50, Ti55 Users Manual F-10 Table F-2. Default Settings, Ti55 and Ti50 Models (cont.) Setting Ti55 Model with IR Fusion Ti55 Model witho

Seite 35

Getting Started Safety Information 1 1-3 A WCaution identifies conditions and actions that could damage the camera or cause permanent loss of da

Seite 36

Appendices Camera Default Settings F F-11 Table F-2. Default Settings, Ti55 and Ti50 Models (cont.) Setting Ti55 Model with IR Fusion Ti55 Model

Seite 37 - Basic Operation

Ti40, Ti45, Ti50, Ti55 Users Manual F-12

Seite 38 - Delete Saved Image

Index-1 Index —A— analysis area, 2-10 analysis point, 2-10 annotations, 2-11, 4-11 add new annotation item, 4-13 adding to saved images, 4-11 auto-

Seite 39 - Electronic Zoom

Ti40, Ti45, Ti50, Ti55 Users Manual Index-2 conserving battery power, 8-5 customer service, B-3 —D— date, 2-9 changing, 6-4 changing format, 6-5 disp

Seite 40 - Saved Image Information

Index(continued) Index-3 —N— naming image files, 6-7 changing name prefix, 6-7 resetting name sequence number, 6-8 notes. See annotations —O— O

Seite 41 - Chapter 4

Ti40, Ti45, Ti50, Ti55 Users Manual Index-4 —V— video output enable/disable, 6-9 select NTSC or PAL, 6-9 video port. See camera overview visible ligh

Seite 42 - Fixed Image Function

Ti40, Ti45, Ti50, Ti55 Users Manual 1-4 / Note This camera contains a lithium battery. Do not mix with the solid waste stream. Spent batteries should

Seite 43 - Changing Color Palettes

Getting Started Standard Accessories 1 1-5 468537101516141312119 eii001.eps Figure 1-1. Standard Accessories

Seite 44 - Automatic Level and Span

Ti40, Ti45, Ti50, Ti55 Users Manual 1-6 Table 1-1. Standard Accessories Number Description A Portable Infrared Camera with Lens Cap B Camera Carryin

Seite 45

Getting Started Power Camera On 1 1-7 eii002.eps Figure 1-2. Inserting the Battery Power Camera On With a charged battery inserted, or AC power

Seite 46

Ti40, Ti45, Ti50, Ti55 Users Manual 1-8 Insert Memory Card 1. Pull cover up and rotate as shown in Figure 1-4. 2. Insert the Compact Flash memory ca

Seite 47

Getting Started Focus 1 1-9 Focus Remove the lens cap, point the lens at the target, and manually rotate the lens with your finger, as shown in

Seite 48

LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and

Seite 49

Ti40, Ti45, Ti50, Ti55 Users Manual 1-10 Set IR Fusion Blend Level - Ti45, Ti50, Ti55 with Fusion 1. Press and hold G until the IR Fusion blend level

Seite 50

Getting Started Capturing an Image 1 1-11 Note The memory card must be inserted into the camera to save and store images. 4. Tap the TRIGGER

Seite 51 - Annotations

Ti40, Ti45, Ti50, Ti55 Users Manual 1-12 SmartView Software for Your PC Your system includes a CD containing SmartView™ software that you install on y

Seite 52

2-1 Chapter 2 Camera Overview Introduction Your Camera is a compact, lightweight system that offers a generous five-inch display module you can pos

Seite 53

Ti40, Ti45, Ti50, Ti55 Users Manual 2-2 Camera Parts Camera features and controls are shown in Figures 2-1, 2-2, and 2-3 and described in Table 2-1. 1

Seite 54

Camera Overview Camera Parts 2 2-3 11718201916152114 eii010.eps Figure 2-2. Camera Front and Top View 2322 eii011.eps Figure 2-3. Camera Bottom

Seite 55 - Chapter 5

Ti40, Ti45, Ti50, Ti55 Users Manual 2-4 Table 2-1. Camera Parts--Descriptions A Mouse controller—Used to control the pointer position in images and te

Seite 56 - Focusing

Camera Overview Camera Parts 2 2-5 Table 2-1. Camera Parts--Descriptions (cont.) O Visible light lens—Captures visible light control images.

Seite 57

Ti40, Ti45, Ti50, Ti55 Users Manual 2-6 Camera Display Screen Display screen features and controls are shown in Figures 2-4, 2-5, and 2-6 and describe

Seite 58

Camera Overview Camera Display Screen 2 2-7 eii013.eps Figure 2-5. Camera Display Screen--Example 2 eii014.eps Figure 2-6. Camera Display Scr

Seite 59 - Using Visible Light Flash

i Table of Contents Chapter Title Page 1 Introduction ... 1-1 Introduct

Seite 60

Ti40, Ti45, Ti50, Ti55 Users Manual 2-8 Table 2-2. Display Screen--Descriptions A Color palette—Palette used in displayed image; click to change color

Seite 61 - Using Color Alarms

Camera Overview Camera Display Screen 2 2-9 Table 2-2. Display Screen--Descriptions (cont.) N Center box with temperatures—Center 50 by 50 pixel

Seite 62

Ti40, Ti45, Ti50, Ti55 Users Manual 2-10 Programming Function Buttons You can assign any of the functions described in Table 2-3 to any one of three p

Seite 63

Camera Overview Programming Function Buttons 2 2-11 Table 2-3. Programmable Functions (cont.) Laser—Used to help you correlate what is on the

Seite 64

Ti40, Ti45, Ti50, Ti55 Users Manual 2-12 Using Display Screen Menus Your camera is user-friendly and easy to operate and mirrors the way you use a per

Seite 65 - Camera Setup

Camera Overview Inserting and Removing Memory Card 2 2-13 Inserting and Removing Memory Card Your Camera comes with a removable, reusable Compa

Seite 66

Ti40, Ti45, Ti50, Ti55 Users Manual 2-14 2. Insert the SanDisk-brand CompactFlash memory card into the slot with the card’s connection end pointed at

Seite 67 - Setting Temperature Units

3-1 Chapter 3 Basic Operation Acquiring and Reviewing Images Your Camera has three operating modes: scan target, pause/save, and view/delete images

Seite 68 - Setting Date and Time

Ti40, Ti45, Ti50, Ti55 Users Manual 3-2 Tap the TRIGGER button to return to scan target mode. View Saved Image To view images saved on the memory car

Seite 69

Basic Operation Electronic Zoom 3 3-3 5. Tap the TRIGGER button to close the thumbnail screen and return to scan target mode. To delete all ima

Seite 70 - Changing the Language

Ti40, Ti45, Ti50, Ti55 Users Manual ii Manual Level and Span... 4-3 Automatic Lev

Seite 71

Ti40, Ti45, Ti50, Ti55 Users Manual 3-4 Saved Image Information Opening the Info tab within the Image Settings menu window enables you to view a varie

Seite 72 - Naming Image Files

4-1 Chapter 4 Analyzing and Enhancing Images Setting Emissivity and Background Temperature Setting your camera with correct emissivity and backgrou

Seite 73

Ti40, Ti45, Ti50, Ti55 Users Manual 4-2 To set the background temperature for an image in the camera: 1. Use the MOUSE controller to position the poi

Seite 74

Analyzing and Enhancing Images Changing Color Palettes 4 4-3 Changing Color Palettes Although all of your camera’s color palettes can be used w

Seite 75 - 6-11

Ti40, Ti45, Ti50, Ti55 Users Manual 4-4 minimum and maximum limits so that everything in the scene is scaled between the minimum and maximum temperatu

Seite 76 - Advanced Operation

Analyzing and Enhancing Images Setting Temperature Level and Span 4 4-5 Arbitrary Fixed Temperature Level and Span This feature allows you to a

Seite 77 - Using Auto Capture

Ti40, Ti45, Ti50, Ti55 Users Manual 4-6 You can also the level and span by using the menu system. To set the level and span using the menu system 1.

Seite 78

Analyzing and Enhancing Images Using Palette Saturation Colors 4 4-7 Table 4-1. Standard Saturation Colors Color Palette Standard High Tempera

Seite 79 - Temperature Markers

Ti40, Ti45, Ti50, Ti55 Users Manual 4-8 Creating an Isotherm Temperature Band Note This feature is available only on Ti45 and Ti55 cameras without IR

Seite 80

Analyzing and Enhancing Images Using Display Screen Temperature Markers 4 4-9 Using Display Screen Temperature Markers You can annotate images

Seite 81

Contents (continued) iii Viewing Camera and Battery Information... 8-2 Charging the Batteries ...

Seite 82 - Using Internal Recalibration

Ti40, Ti45, Ti50, Ti55 Users Manual 4-10 4. Position pointer over one of the temperatures you want to appear in the image (Center Point, Center Box,

Seite 83

Analyzing and Enhancing Images Annotations 4 4-11 Annotations Note This feature is available on Ti45 and Ti55 models only. Adding Annotations to

Seite 84 - Camera Care

Ti40, Ti45, Ti50, Ti55 Users Manual 4-12 annotation items for the selected category appear on the right side of the annotation editor window. 7. Posi

Seite 85 - Using Other Lenses

Analyzing and Enhancing Images Annotations 4 4-13 4. Tap the TRIGGER button to return to the open image; tap the TRIGGER button again to return

Seite 86 - Charging the Batteries

Ti40, Ti45, Ti50, Ti55 Users Manual 4-14 5. Tap the TRIGGER button to accept setting change and return to scan target mode. Creating Annotations List

Seite 87 - Recalibrating the Batteries

5-1 Chapter 5 Visible Light Camera Module (VLCM) Note This Chapter applies only to cameras with IR Fusion. Enabling/Disabling Visible Light Camera

Seite 88 - Conserving Battery Power

Ti40, Ti45, Ti50, Ti55 Users Manual 5-2 Using Image Alignment Image alignment is an automatic adjustment that occurs as you focus the infrared camera

Seite 89

Visible Light Camera Module (VLCM) Using Full Screen or Picture-in-Picture View 5 5-3 2. While continuing to hold G, move the MOUSE controller

Seite 90 - Appendices

Ti40, Ti45, Ti50, Ti55 Users Manual 5-4 enabling the infrared picture to fit inside the visible light picture (picture-in-picture). To choose full scr

Seite 91

Visible Light Camera Module (VLCM) Using Torch Control 5 5-5 Using Torch Control When working in darker areas, you can enable the torch function

Seite 92 - Glossary

Ti40, Ti45, Ti50, Ti55 Users Manual iv

Seite 93

Ti40, Ti45, Ti50, Ti55 Users Manual 5-6 4. Position the pointer over the Flash Enabled box; tap E to add or remove a check mark. A check mark indicat

Seite 94 - Glossary A

Visible Light Camera Module (VLCM) Using Laser Pointer 5 5-7 Using Laser Pointer WWarning *To avoid injury, use your camera’s Class 2 laser poin

Seite 95

Ti40, Ti45, Ti50, Ti55 Users Manual 5-8 Color alarm thresholds and range limits can be adjusted using the display screen menu. Note Color alarms work

Seite 96 - Troubleshooting

Visible Light Camera Module (VLCM) Using Color Alarms 5 5-9 If you selected “Temperatures are Inside Specified Range,” you cannot change the Ma

Seite 97

Ti40, Ti45, Ti50, Ti55 Users Manual 5-10 Using Palette Bar to Adjust Color Alarm Ranges If you have enabled color alarms, the color alarm temperature

Seite 98

6-1 Chapter 6 Camera Setup Adjusting Display Screen Brightness You can adjust the display screen brightness for better viewing options in various l

Seite 99 - Before You Contact Us

Ti40, Ti45 Ti50, Ti55 Users Manual 6-2 Hiding Display Screen Task Bar For more image viewing area, you can hide the display screen task bar. Specifica

Seite 100 - Emissivity Values

Camera Setup Setting Temperature Units 6 6-3 4. Position the pointer over the Display tab and tap E. 5. Position the pointer over the Temper

Seite 101

Ti40, Ti45 Ti50, Ti55 Users Manual 6-4 Changing Lens Selection To change the lens selection to match the installed lens: Note Lens selection cannot be

Seite 102 - Appendices

Camera Setup Setting Date and Time 6 6-5 • Position the pointer over the year and tap E. • Position the pointer over the up/down arrows and

Seite 103

v List of Tables Table Title Page 1-1. Standard Accessories ... 1-6 2

Seite 104 - Dimensions

Ti40, Ti45 Ti50, Ti55 Users Manual 6-6 2. Tap E. 3. Position the pointer over the Locale tab and tap E. 4. Position the pointer over the time dow

Seite 105

Camera Setup Saving and Reloading Camera Settings 6 6-7 To save current camera settings to the camera’s internal memory or to a Compact Flash c

Seite 106

Ti40, Ti45 Ti50, Ti55 Users Manual 6-8 Naming Image Files When you save an image, its name is added to the upper left corner of the image display. An

Seite 107

Camera Setup Resetting Image File Name Sequence Number 6 6-9 Resetting Image File Name Sequence Number To change the file sequence number used

Seite 108

Ti40, Ti45 Ti50, Ti55 Users Manual 6-10 3. Use the MOUSE controller to position the pointer over Camera Settings on the popup menu. 4. Tap E. 5. Po

Seite 109

Camera Setup Selecting Video Output Options 6 6-11

Seite 110

7-1 Chapter 7 Advanced Operation Enhancing the Image You can use the image enhancement function to improve image clarity in live scan targets and i

Seite 111

Ti40, Ti45, Ti50, Ti55 Users Manual 7-2 Using Auto Capture Note This feature is available on Ti45 and Ti55 models only. With the Auto Capture function

Seite 112

Advanced Operation Using Auto Capture 7 7-3 5. Position the pointer over the right or left arrows next to Interval (sec) to set the number of s

Seite 113

Ti40, Ti45, Ti50, Ti55 Users Manual 7-4 Using User-Defined Display Screen Temperature Markers Note This feature is available on Ti45 and Ti55 models o

Seite 114

Ti40, Ti45, Ti50, Ti55 Users Manual vi

Seite 115

Advanced Operation Using User-Defined Display Screen Temperature Markers 7 7-5 6. Select the rectangle icon from the Marker toolbar to add area

Seite 116 - (4.2 in)

Ti40, Ti45, Ti50, Ti55 Users Manual 7-6 4. Use the MOUSE controller to adjust the value up or down as desired; tap E. 5. Repeat Steps 1-4 as needed.

Seite 117

Advanced Operation Using Internal Recalibration 7 7-7 • If you select Annotate, the Annotations editor appears. • Use the MOUSE controller

Seite 118 - Resources and References

Ti40, Ti45, Ti50, Ti55 Users Manual 7-8

Seite 119

8-1 Chapter 8 Camera Care Cleaning the IR Lens, VLCM, Display Screen, and Body For optimal performance, your Camera should be treated with care and

Seite 120 - Camera Default Settings

Ti40, Ti45, Ti50, Ti55 Users Manual 8-2 Using Other Lenses Your Camera comes standard with an f 0.8 20 mm focal length lens, which is appropriate for

Seite 121

Camera Care Charging the Batteries 8 8-3 The Battery tab within the Camera Info window shows the power source, remaining battery charge level, a

Seite 122

Ti40, Ti45, Ti50, Ti55 Users Manual 8-4 To charge camera batteries: Note Charge at least one battery for 3 hours before use. Two batteries charge sequ

Seite 123

Camera Care Conserving Battery Power 8 8-5 Note Recalibration may take up to 16 hours. You can charge a battery in the right charging bay while

Seite 124

Ti40, Ti45, Ti50, Ti55 Users Manual 8-6 To change the standby to off timeout time: 1. Tap F. 2. Use the MOUSE controller to position the pointer ove

Seite 125

vii List of Figures Figure Title Page 1-1. Standard Accessories ... 1

Seite 126

Appendices Appendix Title Page A Glossary... A-1 B Troublesh

Seite 127

Ti40, Ti45, Ti50, Ti55 Users Manual

Seite 128

A-1 Appendix A GlossaryBackground Temperature The temperature of the surroundings, as seen by the target object. In practical terms, this is often c

Seite 129

Ti40, Ti45, Ti50, Ti55 Users Manual A-2 Infrared Spectrum The portion of the electromagnetic spectrum immediately adjacent to visible light; approxima

Seite 130

Appendices Glossary A A-3 Saturation Colors The ends of the color palette used to display temperature extremes, for example., a temperature great

Seite 131

Ti40, Ti45, Ti50, Ti55 Users Manual A-4

Seite 132 - Index-1

B-1 Appendix B TroubleshootingFor troubleshooting help, see the tips in Table B-1. Table B-1. Troubleshooting Tips Symptom Possible Reason Possible

Seite 133 - Index-2

Ti40, Ti45, Ti50, Ti55 Users Manual B-2 Table B-1. Troubleshooting Tips (cont.) Symptom Possible Reason Possible Solution The Compact Flash memory car

Seite 134 - Index-3

Appendices Troubleshooting B B-3 Table B-1. Troubleshooting Tips (cont.) Symptom Possible Reason Possible Solution Camera will not save an image.

Seite 135 - Index-4

Ti40, Ti45, Ti50, Ti55 Users Manual B-4 Before You Contact Us To better assist you and to minimize your call time, please have the following informati

Verwandte Modelle: Ti40 | Ti55 |

Kommentare zu diesen Handbüchern

Keine Kommentare