Optiboard Price Formula:
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The Optiboard Price Formula calculates the cost of lenses based on their thickness and a rate per millimeter. This simple multiplication helps optical shops determine pricing for custom lenses.
The calculator uses the formula:
Where:
Explanation: Thicker lenses typically require more material and specialized processing, hence the linear relationship between thickness and cost.
Details: Accurate thickness calculation ensures proper pricing, helps in inventory management, and allows for precise customer quotations in optical businesses.
Tips: Enter lens thickness in millimeters and the rate per millimeter. The default rate is $1.50/mm but can be adjusted based on your specific pricing structure.
Q1: Why does thickness affect lens price?
A: Thicker lenses require more raw material, may need special processing, and often use higher-index materials which are more expensive.
Q2: What's a typical rate per millimeter?
A: Rates vary by lab and material, but $1.00-$2.50/mm is common for standard materials. High-index materials may have higher rates.
Q3: Does this include coatings or other treatments?
A: No, this calculates base lens cost only. Additional treatments like AR coating would be added to this base price.
Q4: How accurate is this calculation?
A: It provides a baseline estimate. Actual costs may vary based on volume discounts, lab fees, or other factors.
Q5: Can I use this for progressive lenses?
A: Yes, but progressive lenses often have additional design fees not accounted for in this simple calculation.