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Alcohol & Dial Thermometers, Darkroom Timers & More

Ladd Research stocks a wide variety of items necessary for developing film in a dark room. Products include alcohol & dial thermometers, timers (digital & meylan), graduated pitchers & more.

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64040 - Coater Handle

64040 - Coater Handle

Vinyl coated handle with prongs for holding Polaroid black and white print coater. Keeps hands clean while coating prints.
$13.95
11436 - Timer - 60 Minutes

11436 - Timer - 60 Minutes

Black dial markings against contrasting aluminum face. Inner circle of small red numerals for use as a stop clock. Time range: 60 minutes. Can be set in minutes and seconds. Two outlet receptacles for external appliances. One is controlled by a toggle switch and can make or break circuit at zero. The other is independent of selector switch and always breaks circuit at zero. Buzzer alarm. Black case and convenient carrying handle.
$254.95
11435 - Timer - 60 Hours

11435 - Timer - 60 Hours

Black dial markings against contrasting aluminum face. Inner circle of small red numerals for use as a stop clock. Time range: 60 hours. Can be set in hours and minutes. Two outlet receptacles for external appliances. One is controlled by a toggle switch and can make or break circuit at zero. The other is independent of selector switch and always breaks circuit at zero. Buzzer alarm. Black case and convenient carrying handle.
$254.95
21197 - Darkroom Timer with Luminescent Dial

21197 - Darkroom Timer with Luminescent Dial

Time range: up to 60 hours (in hours and minutes).

 

Darkroom Timers - Portable electric timers can be used to signal the end of a pre-selected interval or to switch external circuits ON/OFF automatically. Large (8" diameter), easy-to-read dial indicates both elapsed and remaining time in pre-selected intervals. Adjustable volume buzzer alarm signals end of pre-selected interval. Two separate grounded outlet receptacles for external appliances (maximum: 750 watts per outlet). Accuracy of +/- 0.015% at maximum dial setting. Black coated steel case resists acid and alkali stains. Keyholes for wall mounting plus convenient carrying handle. 125 VAC, 60 Hz, with three-wire grounded power cord and outlet receptacles.

$289.95
21196 - General Purpose Timer

21196 - General Purpose Timer

Time range: up to 60 hours (in hours and minutes).

 

Darkroom Timers - Portable electric timers can be used to signal the end of a pre-selected interval or to switch external circuits ON/OFF automatically. Large (8" diameter), easy-to-read dial indicates both elapsed and remaining time in pre-selected intervals. Adjustable volume buzzer alarm signals end of pre-selected interval. Two separate grounded outlet receptacles for external appliances (maximum: 750 watts per outlet). Accuracy of +/- 0.015% at maximum dial setting. Black coated steel case resists acid and alkali stains. Keyholes for wall mounting plus convenient carrying handle. 125 VAC, 60 Hz, with three-wire grounded power cord and outlet receptacles.

$251.95
Graduated Pitcher

Graduated Pitchers

Molded polypropylene, autoclavable. Chemical resistant, shatterproof. Large handle and ample pouring spout. Metric graduations in liters and milliliters. Excellent for handling/mixing large volumes of solutions.

Available in capacities of 1000, 2000, and 5000 ml.

Starting at: $10.50

90906 - Dial Thermometer

90906 - Dial Thermometer

Excellent for darkroom solutions. For color or B&W photography. Celsius scale reads from -20oC to 60 oC in 2o increments. Fahrenheit scale reads from 0oF to 140oF in 2o increments. 3.5 cm diameter dial, 15 cm long stainless steel stem. Adjustable height clamp secures thermometer to container.

$44.95
11465 - Alcohol Thermometer

11465 - Alcohol Thermometer

Easy to read. Filled with bright red alcohol. White back. Temperature range: -20oC to 110oC, with increments of 1oC. Overall length 305 mm.

$54.95
Air-Evac

80470 - Air-Evac

Chemical storage bottle. High density polyethylene. Air-tight, light-proof. Locks out air as developer is used. 1 quart
$11.25
11420 - Meylan Stopwatch

11420 - Meylan Stopwatch

Start, stop, then reset to zero by successive depressions of the stem. Long hand makes one complete turn in 60 seconds. Finest calibration: 1/5 second, 30 minute totalizer. Has seven jewels. Easy to read dial. Unbreakable main spring. Matte, nickel plated case - resistant to photographic chemicals. Water and dust-tight.
$269.95
32100 - Electronic Digital Stopwatch

32100 - Electronic Digital Stopwatch

Luminescent display provides a clearer image than backlit LCD, and uses less power. Easy to read in the dark; Battery provides up to four hours of continuous luminescence. Extra features include water-resistant housing, alarm clock, and calendar. Unit includes neck cord and 3 V battery. Timing capacity is 24 hours. Resolution is 0.01 sec for the first 40 minutes and 1 sec thereafter. Accuracy is ±3 sec/day. The display is 5/8" high. Timing modes include single-event, lap and cumulative split.

Dimensions are: 
2 7/8" wide x 3 1/4" high x 3/4" deep.

$109.95

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Electron Microscopy Supplies