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'''Lateral Guide Roller Alignment''': Film is not properly aligned in the soundhead, and the ...ge, part of the track can be blocked off with a business card. The lateral guide roller can also be adjusted to the shrunken film, but must be set back afte ...

...ttach the counter to the front of the table. In addition to correcting the lateral alignment, the bracket also tilts the frame counter back to match the tilt ...back so that the spring doesn’t snap the arm into place. The plastic guide rollers are easily damaged if allowed to snap back into place because the flange ma ...

...f the projector, including rollers on reel arms. Set up platter rollers to guide the film away from any projector surfaces, or cover surfaces with lens tiss ...ss. Run a full reel of film and examine the film path as it plays: Are all rollers turning? Are the arms aligned so that the film is completely clear through ...

...de of the image to be significantly out of focus, and a sticking [[lateral guide roller]] can pinch the film in the gate so that the top or bottom of the im ...he most common mechanical cause is worn, dirty, or damaged [[lateral guide rollers]], or acetate film that has been trimmed or beveled to remove edge tears. L ...

...le:Simplex Lens Barrel.JPG|right|thumb|300px|A lens barrel with adjustable lateral alignment designed for 35/70 use installed on a Simplex PR-1014.]] ...standard lateral alignment for optical sound and formats with an atypical lateral alignment (ex., full-frame 1.33, CinemaScope with 4-track magnetic sound, S ...

...d the second is located between the lower continuous sprocket and the last guide roller. These sensors must detect film in order for the projectors to opera ...tends to accumulate on the runners and on the ceramic discs that serve as lateral guides. The runners and discs should be checked between every reel and clea ...

...ntentionally misalign rewinds so that the flange of the take-up reel would guide the film, ensuring a smooth wind. This should be avoided because it can dam However, even on a perfectly aligned rewind table, the lateral alignment of the film path will vary based on the style of reel or film tra ...

...te roller is available, it will make dirt more visible (white Kelmar guide rollers designed for use with platter systems are compatible with the auto-shutoff) ...angle of the heads and their distance from the edge of the table top. This lateral adjustment will resolve most alignment issues. ...