Explore Details
HLM-300 Manual Lensmeter is an optical lens measurement device designed for optical shops, optometry clinics, and laboratories to verify prescription lens power and optical parameters.
The HLM-300 uses an external reading system to measure sphere power, cylinder axis, and prism diopter up to ±25D. It helps opticians perform lens inspection, prescription verification, and eyewear fitting with stable and simple operation.
Featuring a large observation range and LED green light illumination, the HLM-300 provides clear lens positioning while reducing power consumption. The device uses a medical-grade power adapter for safer operation and supports external battery use for flexible working environments.
The HLM-300 is suitable for optical retailers, optometry clinics, training centers, and lens laboratories requiring reliable manual lens measurement equipment.
Specifications
| Parameter | Specification |
|---|---|
| Range of measurement | -25 m⁻¹ ~ +25 m⁻¹ |
| Minimum scale value | -5 m⁻¹ ~ +5 m⁻¹: 0.125 m⁻¹ -5 m⁻¹ ~ -25 m⁻¹; +5 m⁻¹ ~ +25 m⁻¹: 0.25 m⁻¹ |
| Astigmatism axis of cylindrical lens | 0 ~ 180° (Minimum scale value: 1°) |
| Prism diopter | Standard model: 0 ~ 5 cm/m (Minimum scale value: 1 cm/m) Strengthened model (with prism compensator): 0 ~ 20 cm/m (Minimum scale value: 1 cm/m) |
| Prism basal angle | 0 ~ 180° (Minimum scale value: 1°) |
| Regulation of ocular visibility | -5 m⁻¹ ~ +5 m⁻¹ |
| Size of lens | φ16 mm ~ φ80 mm |
| Overall dimensions of device | 280 mm (L) × 150 mm (W) × 450 mm (H) |
| Weight | Standard model: 4.9 kg Strengthened Model: 5 kg |
| Lighting lamp | 6 V / 2 A, 12 W |
Trusted Services:
1. Get Video and Brochure with Email or WhatsApp.
2. Free online technical support and training.
3. Free online installation support.
4. 1-3 Years quality warranty.
5. Lifetime after sales support.
6. Most products are CE and ISO 13485 certificated.
7. Free input voltage and plug customization for electrical machines.
8. Fast worldwide shipping, 5-10 working days delivery for most countries.
9. Partial prepayment is acceptable before shipping.
10. Discount price, non-branded or customized products can be offered for distributors.




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