Three activities can be timed up or down simultaneously. Preset running time ranges from 24 hours to 1 second in each channel. Each timer has a distinctive signal to indicate end of timing run. LC display 2 x 5 cm. Uses 2 AAA batteries (included).

Size 35 mm x 85 mm x 85 mm.

No. 27000-00

Precision ground and polished optical glass lenses. The padded headband is fully adjustable and with the lightweight ABS plastic tilting visor will give wearing comfort over many hours. Can be worn with spectacles. 2.75x mag. at 157 mm (8") working distance No. 28030-02 origine catalogue FST

This operating loupe, from Jena, Germany, is based on the remarkable optical qualities of the "Gullstrand" stereoscopic system. This, combined with its superb German workmanship, make it the choice for the researcher. No. 28040-23 origine catalogue FST

High quality magnifier spectaclesThese magnifier spectacles are fully adjustable so that optical convergence, resolution and uniformity of the wide field are maintained. The optics feature multiple coating and color correction. The sturdy quality frames will accept your own eye glass prescription if necessary. Ultra-wide field2x mag. at 130 mm field of view and 400 mm (16") working distance.With swing-out optics.85 grams No. 28115-20 origine catalogue FST

Natural Arkansas oil stones whose fineness, hardness and structural density are unequalled. Used with mineral oil, they will produce the sharpest cutting edge No. 29008-01 origine catalogue FST

Natural Arkansas oil stones whose fineness, hardness and structural density are unequalled. Used with mineral oil, they will produce the sharpest cutting edge No. 29008-12 origine catalogue FST