Posted October 26, 201410 yr comment_252 1 - Tripod It should be of a rigid type capable of fixing the position of the instrument with a small lateral movement on its top when required. 2 - Foot screws These are provided for leveling the instruments. 3 - Plate level Provided for checking the level of the instrument. 4 - Horizontal clamp Provided to clamp the movement in horizontal plane. 5 - Vertical clamp For clamping movement in vertical plane. 6 - Slow motion screws These screws are used to move Theodolite either vertically or horizontally in small fractions. 7 - Telescope In a telescope vertical hair is used for horizontal angle measurement while horizontal hair is used for vertical angle measurement. Focusing arrangement for the object glass is usually provided in the body of the telescope. Collimeter is provided to bring the object in the field of view. 8 - Vertical axis It is the axis around which the telescope rotates in horizontal plane. 9 - Horizontal axis It is the axis around which telescope rotates in vertical plane. 10 - Optical plummet It is provided for centering the instrument over a ground station. 11 - Angle reading arrangement In screen display you can note angle measurements taken with Theodolite.
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.