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Handheld light meters and optical RPM meters perfect for environmental applications. Measure light intensity and non-contact optical RPM with accuracy and reliability.

Light Meter – HHC230

Specifications

Range: 0 to 200,000 lux; 0 to 18,580 fc

Accuracy: ±3% rdg + 10 digits (based on a light source 2856K)

Resolution: 1 lux (0 to 19999), 10 lux (20,000 to 200,000), 1 fc (0 to 18,580)

Units: lux/fc

Operating Temperature: 0 to 50°C (32 to 122°F)

Typical Light Intensity Ranges (lux):

• Design/General Office: 1500 to 2000
• Meeting Room: 300 to 750
• Precision Assembly: 1500 to 3000
• R&D Department: 750 to 1500
• Packing/Measurement/Hallway: 300 to 750

Power: 2 “AAA” batteries (included)

Battery Life: 180 hours typical with alkaline batteries

Dimensions: 24.7 x 50.9 x 132.9 mm (0.98 x 2.0 x 5.2″)

Weight: 116 g (4.0 oz)

Comes complete with batteries, carrying strap, and protection cap.

Optical RMP Meter – HHC250

Specifications

Range 100.0 to 99999

Accuracy: ±0.02% of rdg + 1 digit

Resolution:

• 0.1 rpm: 100.1 to 19999.9 rpm
• 0.1 rps: 1.7 to 333.3 rps
• 1 rpm: 20,000 to 99,999
• 1 rps: 334 to 1666 rps

Units: rpm/rps

Operating Temperature: 0 to 50°C (32 to 122°F)

Power: 2 “AAA” batteries (included)

Battery Life: 30 hours typical with alkaline batteries

Dimensions: 24.7 x 50.9 x 132.9 mm (0.98 x 2.0 x 5.2″)

Weight: 110 g (3.9 oz)

Comes complete with batteries, carrying strap, protection cap, and reflective tape (5 each).