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Keeler A.B.D.O. Pocket Rule
- £49.00
- Offers an interpupillary distance and measures distance between lenses
- Add to basket
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Keeler City Rule
- £69.00
- Keeler City Rule Designed to take frame and multifocal measurement. Designed to BS3521 - 1991 (latest version)
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Keeler RAF Rule Binocular Gauge
- £177.50
- RAF Rule A binocular gauge to measure objective and subjective convergence as well as accommodation in 1 mm increments Consists of a 50 cm long rule with a slider holding…
- Add to basket