User manual MEADE ZERO IMAGE-SHIFT

[. . . ] Line up the the groove on the side of the adapter with either of the microfocuser thumbscrews (Fig. 3a and 3b) and tighten that thumbscrew to a firm feel only. Slide the optional accessory into the accessory adapter. Tighten the other microfocuser thumbscrew to a firm feel only. [. . . ] If the microfocuser is improperly OR Fig. 2b: Microfocuser 1. 25" adapter thumbscrew in groove. Fig. (A) Rear cell of telescope (shown separate from the telescope assembly for the sake of clarity); (B) Microfocuser adapter; (C) Microfocuser; (D) 1. 25" accessory adapter. SC accessory adapter (L) may be used in this position instead if Schmidt-Cassegrain accessories are being used. Do not use either adapter if using a 2" diagonal diagonal mirror; (E) Eyepiece holder thumbscrew; (F) Eyepiece; (G) 1. 25 "Diagonal Prism. 2" diagonal mirror may also be used in this position (12" models); (H) Adapter thumbscrew; (I) Microfocuser thumbscrews; (J) Microfocuser bearings; (K) Set screws. Groove Line up Fig. 3b: Line up SC adapter groove with microfocuser thumbscrew. adjusted, performance will degrade and damage will result. Damage due to improper adjustments not authorized by the factory will not be covered under warranty. Note: If you wish to mount a camera directly to the microfocuser, you need to attach an optional TAdapter to the microfocuser. For more information about Meade optional accessories, see the Meade General Catalog or contact your local Meade dealer. Perform this step of the procedure during the daytime, without the eyepiece assembly (eyepiece, diagonal, etc. ) attached to the microfocuser. Observe the microfocuser drawtube as it travels in and out. When the drawtube reaches the furthest extension of its travel, listen for a change in the pitch of the motor. Notice that the drawtube's maximum extension is about a half-inch out from the microfocuser. Set the drawtube so that it extends about a quarter-inch (about halfway). When you begin your viewing session, attach your telescope's eyepiece assembly. 6) to change the speed: Each press of the Speed key decreases the focus speed until the lowest speed is reached. The next press then returns the speed to the highest speed again. Four speeds are available: fast, medium, slow and fine. You may need to repeat steps 2 through 5 when you change eyepieces. Fig. [. . . ] Take care not to tighten or loosen the adapter ring as you position and tighten the microfocuser in place. Tighten to a firm feel the other two microfocuser set screws. Attach the de-rotater to the rear cell of the telescope. Fig. 6: Microfocuser handbox: (1) In/Out keys; (2) Speed key; (3) Handbox port (on top) 12:00 position Fig. [. . . ]