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Summary of Contents for BINTEL BT 152
- Page 1 INSTRUCTION MANUAL BINTEL TELESCOPES DOBSONIAN TELESCOPES THE BINOCULAR AND TELESCOPE SHOP 84 Wentworth Park Rd Glebe 2037 519 Burke Rd Camberwell VIC 3124 Email: info@bintel.com.au WWW: www.bintelshop.com.au & www.bintel.com.au...
- Page 2 Ground Board Your Guarantee of Quality Congratulations and thank you for selecting a quality Bintel telescope. Your new Bintel Dobsonian is designed for high-resolution viewing of astronomical objects. With its precision optics and Dobsonian mount, you’ll be able to locate and enjoy thousands of fascinating celestial denizens, including the planets, Moon, and a variety of deep-sky galaxies, nebulas, and star clusters.
- Page 3 We suggest that this be done indoors. We recommend keeping the original shipping containers. In the event that the telescope needs to be shipped to another location, or returned to Bintel for warranty repair, having the proper shipping containers will help ensure that your telescope will survive the journey intact.
- Page 4 Once all base hex head screws are in place tighten 2. Assembly 2. Assembly them with Allen Wrench. Now that you have unpacked the boxes and Now that you have unpacked the boxes and familiarized your-self with all the parts in front of familiarized your-self with all the parts in front of you, it’s time to begin assembly.
- Page 5 5. One side panel has 2 small pre-drilled holes for Optical Tube Assembly mounting the Eyepiece Rack. Attach the Eyepiece Rack with its screws. (see image below) We are now ready to assemble the tube section of the telescope. First unpack the parts required and set aside.
- Page 6 The finder scope should be oriented within the finder bracket as shown in Figure 6. Now, connect The base of the Bintel Dobsonian permits motion of the entire assembly to the telescope. Do this by first the telescope along two axes: altitude (up/down) removing the round knurled nuts on the two thread- and azimuth (left/right) (see Figure 8).
- Page 7 Viewing with Eyeglasses Focusing the FinderScope If you wear eyeglasses, you may be able to keep If, when looking through the finderscope, the images them on while you observe, if your eyepieces have appear somewhat out of focus, you will need to enough eye relief to allow you to see the whole field refocus the finderscope for your eyes.
- Page 8 40x per inch of aperture. This translates to about 320x for the Bintel BT 202 and 400x for the Bintel BT 252 and 480x for the Bintel BT 302 Keep in mind that as magnification is increased, the brightness of the object being viewed will decrease;...
- Page 9 The Bintel Deluxe Laser Collimator can also be used. secondary mirror, reflection It comes with it’s own instruction manual.
- Page 10 Adjusting the Primary Mirror The final adjustment is made to the primary mirror. It will need adjustment if, as in Figure 12d, the secondary mirror is centered under the focuser and the reflection of the primary mirror is centered in the secondary mirror, but the small reflection of the secondary mirror (with your eye inside) is off-center.
- Page 11 This is easy to do with a Bintel Dobsonian because of its buttery smooth motion on both axes. As the object moves off toward the edge of the field of view, you just lightly nudge the telescope to bring it back to C.
- Page 12 Eyepiece Selection Use of 2" Eyepieces The Bintel Dobsonian comes with 2” focuser (Figure By using eyepieces of varying focal lengths, it is 9) as standard equipment. Because of its large size, possible to attain many magnifications with the it is able to accept eyepieces that have a 2" barrel Bintel Dobsonian.
- Page 13 Moon. closer to the object until it is in the field of view of Your Bintel Dobsonian is capable of showing you the eyepiece. It is a very intuitive technique that has these planets in some detail. Other planets may be...
- Page 14 Star Hopping In the star hops at left are two of the best regions of the night sky as seen from the Southern Hemisphere. The winter milky way has the centre of the galaxy going over head during the night and the constellation Scorpius most conspicuous...
- Page 15 Never reuse tissues. Cleaning Mirrors 7. Specifications BT 152 / BT 202 You should not have to clean the telescope’s mirrors Bintel BT 152: very often;...
- Page 16 519 Burke Rd Camberwell 3124 Proof of purchase (such as original invoice) is required. This warranty does not apply if, in Bintel’s judgment, the instrument has been abused, mishandled, or modified, nor does it apply to normal wear and tear.
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