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Category: Cine (Film Equipment)

16 MM Camera Lens Out Of Calibration? (#2)

16 MM Camera Lens Out Of Calibration? (#2)

This is the second in a series of posts.  The prior post can be found here: Student Asks, Was The Lens Out Of Calibration? (#1) http://mclarenblog.com/?p=1032 On 11/18/10 9:57 PM, “A. B.”  wrote: All this information is very useful and I have been told since emailing you many of the same things.  All these things are definitely key in my future filming.  I was told by another about the ground glass being specifically important as well.  Although I new about…

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Student Asks, Was The Lens Out Of Calibration? (#1)

Student Asks, Was The Lens Out Of Calibration? (#1)

This is the first in a series of e-mail posts. The next post can be found here: 16 MM Camera Lens Out Of Calibration? (#2) http://mclarenblog.com/?p=1035 On 11/16/10 7:43 PM, “A. B.” wrote: Hi I am a new filmmaker still in school and I recently read your blog from 3 years ago here http://mclarenblog.com/?p=196 My question is what if you have done all these steps and the feet marked with measuring tape are not matching up.  For instance my subject…

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Schneider – Kreuznach, Arriflex-Cine-Xenon 1:2/50 Lens Repair

Schneider – Kreuznach, Arriflex-Cine-Xenon 1:2/50 Lens Repair

Lens Repair: Schneider – Kreuznach, Arriflex-Cine-Xenon 1:2/50 Problem #1: The lens came to me with a major problem. It was in two pieces. I soon discovered that the lens had two problems. The second problem was that the lens was loose. If you held the very front of the lens firmly in one hand the rear of the lens could move or pivot a bit up or down or side to side. Solution: I removed the rear element by unscrewing…

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Repair – Arriflex Camera, Model S, Motor Speed Problem.

Repair – Arriflex Camera, Model S, Motor Speed Problem.

Arriflex motor for the S camera which uses a large power transistor on the side of the motor. Complaint: motor would race in speed. Repair: The motor must float electronically and therefore can not touch the case. There are four screws holding the transistor in its holder assembly. Make sure that each of the screws are not touching the transistor body. I had to place a very short piece of spaghetti along the screw shaft where it might come into…

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Troubleshooting Arri S 16mm Camera Problems

Troubleshooting Arri S 16mm Camera Problems

Troubleshooting the obvious and less obvious: Camera will not run. Check to make sure the motor clamp is snug. The camera motor body is the return electrical path and must be touching the motor housing clamp tight enough for a good electrical contact. The film buckle switch might not have been set properly. Open the sprocket wheel mechanism and then close. You don’t see it but a little plunger resets the film buckle switch to the “ON” position by open…

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Arriflex 16MM camera model S

Arriflex 16MM camera model S

Troubleshooting the obvious and less obvious: Camera will not run. Check to make sure the motor clamp is snug. The camera motor body is the return electrical path and must be touching the motor housing clamp tight enough for a good electrical contact. The film buckle switch might not have been set properly. Open the sprocket wheel mechanism and then close. You don’t see it but a little plunger resets the film buckle switch to the “ON” position by open…

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