Hand Held Refractometers –
Eclipse Optical Hand Held Refractometer

Hand-held refractometers are low-cost, portable instruments used for ‘on the spot’ determination of Refractive Index (RI) of liquids or the concentration of solutions. Offering a choice of scales, Eclipse refractometers can be used in a multitude of applications across many and varied industries.

Quality at an affordable price
By combining the best available modern manufacturing methods and materials and a good understanding of customer requirements, B+S has achieved a quality instrument at a very competitive price. The Eclipse is both a practical and aesthetically pleasing design. Eclipse refractometers are supplied with a soft protective carrying case and a certificate of conformity.

Special features make measurements easy and reliable
• simple zero adjust with lock
• comfortable eyepiece with smooth adjustment
• shaded field of view for comfort and distinction
• high precision, clear scale
• easy-clean prism
• unique sample ‘dribble’ feature
• hand-grip for comfort and insulation
• low weight
• anti-roll supports
• push-on prism flap

Special Models
In addition to the models listed below, B+S can manufacture instruments with special scales specified by the customer. Contact the Sales Department at B+S for further details.
All instruments are supplied a soft carrying case and instructions for use.

Technical Specifications – ATC Models:
Code Type Range
Division
45-91
Sugar % (Brix)
0-30
0.2
45-92
Baume
Probable Alcohol
0-16
0-18
0.2
0.2
45-93
Oechsle (CH*)
Sugar % (Brix)
0-130
0-30
1
0.2
45-94
Oechsle (D*)
Sugar % (Brix)
30-130
0-30
1
0.2


Reference temperature for compensation: 20°C
Compensation Range: 10-30°C
Precision: ±0.2 Brix or equivalent

*CH - Swiss data / D - German data
ATC - Automatic Temperature Compensation
Standard (Zero Offset) Models:
Code Type Range
Division
45-01
Sugar % (Brix)
0-15
0.1
45-02
Sugar % (Brix)
0-30
0.2
45-07
Sugar % (Brix)
0-32
0.2
45-03
Sugar % (Brix)
0-50
0.5
45-08 Sugar% (Brix) 28-65 0.2
45-05
Sugar % (Brix)
45-80
0.2
45-06
Sugar % (Brix)
72-95
0.2
45-27
Water-in-Honey (%)
10-30
0.2
45-22 Wine – °Zeiss (ABV) DETAILS 10-135 1
45-26
Starch (%)
0-30
0.2
45-41
Refractive Index
1.330-1.420
0.001
45-44
Antifreeze - °C protection
               - Battery acid SG
0 to –40
1.1-1.35
5
0.05
45-45
Antifreeze - °F protection
               - Battery acid SG
30 to –40
1.1-1.35
10
0.05
45-46 Antifreeze - % Ethylene Glycol
               - % Propylene Glycol 		0-60
0-60 		2.5
2.5
45-65 Salinity (% NaCl) 0-28 0.2
45-81
Low Volume (Nectar <1-micro-litre)
0-50 Brix
0.5
45-82 Low Volume (Nectar <1-micro-litre) 45-80 Brix 0.2

All sugar scales are based on % w/w sucrose in water (1974 ICUMSA). All B+S Refractometers are adjusted to read at 20 °C/ 589.3 nm, in accordance with International Standard Practice.

These products comply with the requirements of the Low Voltage Directive 73/23/EEC and the EMC Directive 89/336/EEC

Bellingham & Stanley Ltd pursue a policy of continuous product development and improvement,
and as such, information given on this Data Sheet may be updated or withdrawn without notice.

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