Product type: Convex Lens. Application: Optical, Photography. Model: MK-250925-01.
Overview
Custom Optical Glass Lens, Precision Optical Lens Elements for Telescope and Microscop: an optical lens made from Glass. Listed geometry: thickness 3mm–19mm, compliant with EN12150/ISO 12543 standards., ball, hemisphere shape. Optical / electrical data: transmittance >95%. Coating: HC; temperature Can Withstand a Temperature Difference of 200. It is used in Optical and Photography. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Glass |
|---|---|
| Type | Convex Lens |
| Shape | Ball, Hemisphere |
| Thickness | 3mm–19mm, compliant with EN12150/ISO 12543 standards. |
| Transmittance | >95% |
| Coating | HC |
| Usage | Optical, Photography |
| Model NO. | MK-250925-01 |
| Lenses Color | Clear |
| Color | Transparent, Ultra-White, Brownish, Gray, Blue, Et |
| Surface | Smooth Surface, Matte Finish, Embossed Pattern, AG |
| Temperature Tolerance | Can Withstand a Temperature Difference of 200 |
| Hardness | Mohs Hardness 6-7, Scratch-Resistant |
| Shapes | Laser-cut to any geometry (round, oval, irregular, etc.). |
| Processing | Edge polishing, hole drilling, silk-screen printing, sandblasting, 3D engraving. |
| Safety | 4–5 times stronger than annealed glass, breaks into harmless granules. |
| Min. line width | 0.2mm; Resolution: ≥300dpi |
| Supplier | Xiamen Mingcai Electronic Technology Co., Ltd. |
Technical data
| Basic Properties | Material | High-aluminosilicate tempered glass | High strength & thermal stability |
| Thickness | 3mm, 4mm, 5mm, 6mm, 8mm (customizable) | ≥5mm recommended for sanitary ware | |
| Color Options | Clear, ultra-clear, gray, black, bronze, etc. | Body tint or coating available | |
| Size & Shape | Max. Size | ≤1500mm×800mm (machine-dependent) | Larger sizes negotiable |
| Custom Shapes | Any shape (round, curved, cutouts, etc.) | CAD/mold design required | |
| Edge Finishing | Polished (flat, round, beveled), drilled holes, chamfered edges | Scratch-resistant for installation | |
| Printing | Printing Methods | Screen printing (mono/multi-color), UV digital printing, high-temperature ink | Custom logos, scales, patterns |
| Printing Precision | Min. line width: 0.2mm; Resolution: ≥300dpi | High-definition graphics | |
| Ink Adhesion | Passes cross-cut test (ISO 2409) | Resists peeling & abrasion | |
| Durability | Alcohol/cleaner-resistant (500+ wipes), heat-resistant (200°C/1h) | Ideal for kitchen appliances | |
| Safety | Impact Resistance | 227g steel ball drop test (1.2m height, no break) – GB 15763.2 compliant | Explosion-proof |
| Surface Hardness | Mohs hardness ≥6 | Scratch-resistant for daily use | |
| Thermal Shock | Withstands 180°C rapid cooling/heating cycles | Critical for sanitary products | |
| Certifications | Fragmentation | ≤40 particles/50mm×50mm (blunt edges, EN 12150 compliant) | Safe for human contact |
| Eco-Standards | RoHS, REACH compliant (lead/cadmium-free) | EU/NA market approved | |
| Special Features | Surface Treatments | AG anti-fingerprint, AR anti-reflective, anti-fog coating, glow-in-the-dark ink | Custom solutions available |
| Composite Options | Laminated (shatterproof), double-glazed (sound insulation) | E.g., oven windows | |
| Logistics | Packaging | EPE foam dividers + anti-dust film + wooden/ carton boxes | Edge protection during transit |
| MOQ | 500pcs (standard), 1000pcs (custom shapes/printing) | Bulk order discounts negotiable |
What to specify when you request a quote
- Material — listed as “Glass”; name the glass or crystal.
- Geometry — give diameter, focal length or radii, angles and tolerances.
- Surface figure — listed as “Smooth Surface, Matte Finish, Embossed Pattern, AG”; quote surface figure (λ) and scratch-dig.
- Centring and edges — state centration and edge chamfer.
- Coating — listed as “HC”; list the band and reflectance or transmission target.
Engineering guides for this part
For material grades and coating options, see Fused Silica and Quartz Glass: Selecting Materials for Precision Components. How parts like this are machined and finished is covered in Flat Glass Polishing Process for Precision Substrates. For an application example, read Boost Yield with Fused Silica Viewports for Vacuum and Optical Systems. Before sending a drawing, check Fused Silica Refractive Index: Key to Optical Design Improvement. A related standard product is Fused Silica Glass Wafers (2–12", JGS1/JGS2).
