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Last Updated
03/31/2019
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION. |
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PHOTOGRAPHIC DARKROOM LIGHTING & WIRING x SAFELIGHT (PHOTOGRAPHIC) xx ELECTRIC LIGHTING xx ELECTRIC WIRING xx PHOTOGRAPHIC DARKROOM Safelights and SaltHill. A look at the four basic kinds of darkroom illumination and tips on testing the safety of any safelight. Tip on using a flashlight with a red filter for reading settings in the darkroom. Darkroom 101. Lesson 3. Correct testing procedure for a darkroom safelight to determine if it will fog your paper. Install double pole, single throw switches on your white light and safe light circuit to prevent accidentally turning on the white lights. Either switch turns on the safe lights, but both must be used to turn on the white lights. A wiring diagram featuring switches and recepticals which make it easy to turn on or off all of your darkroom equipment and lights. Foot pedal control for an enlarger starts the timer and turns off the safelights when the enlarger light goes on, and vice versa. Est. cost: $10. Non-image light in printing. Reducing flare light or other non-image light to gain local contrast in the highlight end of the scale. A look at both good and bad effects of non-image forming light when printing. How to determine if your safelight filter is fogging your paper. How to view and evaluate wet prints. Includes tips on proper safelight levels. Safety checks for safelights. Test to determine if safelight is the cause of fogged paper. Tip: Use a flashlight with red cellophane over the lens to find things in your darkroom, to read the aperature ring on your enlarger, etc. Tip: Christmas tree bulbs in colors may be usable as photographic safelights. Tip: Which safelight colors are used with various photographic materials. Build a darkroom searchlight. Convert an ordinary penlight into a handy handheld safelight. Est. cost: $5. How to choose a safelight. (Buying guide). How to test your safelight with a piece of presensitized enlarging paper. A "trapdoor" is used to control the amount of light coming from a sodium safelight. The door can be controlled from a remote location via a string. Ten step technique to determine if your darkroom safelight will fog your photographic paper. Safelight sense. Tips on selecting and using darkroom safelights and filters. Tip: Use a flashlight whose lens is covered with tape as a safelight when working with Kodak Panalure RC paper. Tip: Place a conduit strap over a light switch to prevent accidentally turning on the white light. Tips on preventing darkroom fluorescent light "afterglow" from fogging film and paper. Best method for testing a safelight is described. Convert a penlight into a pocket safelight. Tip: Use a dimmer on your safelight. Simple test to determine if your safelight is really safe. Tip: Use a dimmer switch on your safelight circuit. Tip on using both high and low-wattage white lights in your darkroom to save your eyes. Bargain safelight. How to build a darkroom flashlight that uses three red LEDs. Est. cost: $7. Tip: Use small dots of glow-in-the-dark vinyl tape, instead of safelights, when processing light-sensitive color film and paper. Enlarger control center turns safe light on and off for focusing. Darkroom-in-use lamp flashes outside the door whenever the darkroom is dark. Darkroom tips from a professional laboratory. Includes PVC pipe containers for film clip tests, using lipstick to retouch a contact negative, a flashlight hung from the ceiling, and a shop-built camera to make 4x5 dupe negatives from 35mm color slides. Gadgets and ideas that make life easier in the professional photo lab. (1) Keeping orders together. (2) Scheduling boards. (3) Wash tanks built from plywood. (4) Film cleaners, dust prvention, etc. (5) Light switch guard. (6) Homemade slide-to-4x5 copy camera. (7) Test strip processing & checking. Contact printer, safe light and light box combination. Tips on building darkrooms in small places, plus how to test your safelight. Three accessories, (1) portable safelight, (2) white room light that is easily turned on and off with elbow, and (3) hypo tank cover which doubles as a preliminary print dryer. Tips on electrical wiring considerations for photographic darkrooms. Tips on making your darkroom electrically safe. 3 darkroom projects. (1) Install enlarger timer and power switch in the wall, wired to appropriate outlets. (2) "OR" box allows 2 timers to control 1 safelight. (3) Add a ground wire to enlarger to help control static. Tips on eliminating light leaks in the darkroom. Also tells how to eliminate sources of light within the darkroom, such as enlarger leaks, fluorescent light afterglow, safelight leaks, etc. Make a darkroom flashlight by adding the appropriate filter to an ordinary flashlight. Built this simple light switch guard for your darkroom. Tip: Use an overhead pull-cord so that darkroom light can be easily turned on from anywhere in the room. Producing perfect prints. Part 2. Safelight testing. Darkroom light control box. Build a three-switch control for your darkroom that lets you operate your worklight, safelight and enlarger from one outlet box. Darkroom print inspection light located right over the fixer tray. The 7-watt white light is switched on and off with a knee switch. Build this organizer panel for your darkroom. Pegboard panel features timer controlled electric recepticals, white light and safelight fixtures and lots of room to hang darkroom equipment. Tip: Use a two-sided safelight as both safelight and negative viewer. Simple stand supports the light. Tip: Use a U-shaped pipe clamp to keep light switches from being turned off (or on) accidentally, but still allow access. Tip: Use red nail polish to convert a penlight into a darkroom safelight. Safelights for color and b&w printing. Are they worth using and do they really work? Miniature safelight for reading enlarger lens markings or timer markings. Est. cost: $3. Build a darkroom light sequencer that automatically turns on the overhead (white) lights in three steps to eliminate a "blast" of bright light to your eyes. Proper darkroom lighting basics. How to determine if your lighting is really "safe". Safelights for the darkroom. A look at the various options and how to test a safelight. Lighten your darkroom work area. Advice on selecting, installing and using safelights and white lights. Professional, low-cost darkroom safelight made in one night from a cardboard carton, masking tape, wire and OA Kodak filter glass. | |||||||||
Copyright © by Norman Lathrop Enterprises. All Rights Reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means (electronic, mechanical, print photocopying, recording or otherwise) without the prior expressed permission of Norman Lathrop Enterprises, except as permitted by law. |
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