Phone Glass Repair — OCA Lamination Instead of a Full Screen Replacement
A cracked screen doesn't automatically mean you have to replace the entire display. If the LCD or OLED panel under the glass works properly — the image is clean and touch responds normally — there's a procedure called glass repair, or OCA lamination. This procedure involves replacing only the top glass layer, without touching the screen's electronics. The result is a fully functional screen at a considerably lower price than a complete replacement. The procedure isn't possible on every device — on older generations the panel often doesn't survive the separation of layers, so we perform glass repair on iPhone 12 and newer.
What OCA lamination is and how it works
The screen of a modern phone consists of several layers:
- Top protective glass — what you see and touch
- OCA film (Optically Clear Adhesive) — the optically clear adhesive that bonds the glass to the panel
- Digitizer — the layer that registers touch
- LCD or OLED panel — the component that displays the image
With most damage, only the top glass layer cracks, while the panel and digitizer remain undamaged. OCA lamination involves:
- Removing the cracked glass from the panel using specialized equipment
- Cleaning off the residue of the old adhesive
- Applying a new OCA film
- Laminating the new glass onto the panel in an autoclave (a vacuum chamber with controlled pressure and temperature)
The procedure requires specialized equipment and an experienced technician. At the Viper Mobile service center we use professional separation and lamination equipment that delivers a result comparable to factory quality.
The repair process — step by step
In practice, glass repair looks like this:
- Diagnostics — we check whether the AMOLED/OLED panel under the glass is undamaged
- Disassembly — we remove the screen from the phone
- Glass separation — we use special machines to heat and separate the glass from the panel. This requires precision, as the panel is easily damaged
- Cleaning — we remove adhesive residue from the panel with a UV lamp and solvent
- OCA bonding — we apply the OCA (Optically Clear Adhesive) film and the new glass
- Autoclave — the screen goes into the autoclave, where pressure and temperature bond the glass perfectly to the panel, with no bubbles
- Testing — complete testing of touch, colors and brightness
- Assembly — we reinstall the screen in the phone
Need phone repair?
Glass repair prices — iPhone models
| Model | Price |
|---|---|
| iPhone 12 / 12 Pro | 8,000 RSD |
| iPhone 12 Mini | 8,000 RSD |
| iPhone 12 Pro Max | 9,000 RSD |
| iPhone 13 | 10,000 RSD |
| iPhone 13 Mini | 10,000 RSD |
| iPhone 13 Pro | 14,000 RSD |
| iPhone 13 Pro Max | 16,000 RSD |
| iPhone 14 | 11,000 RSD |
| iPhone 14 Plus | 11,000 RSD |
| iPhone 14 Pro | 15,000 RSD |
| iPhone 14 Pro Max | 17,000 RSD |
| iPhone 15 | 14,000 RSD |
| iPhone 15 Plus | 15,000 RSD |
| iPhone 15 Pro | 20,000 RSD |
| iPhone 15 Pro Max | 24,000 RSD |
| iPhone 16e | 12,000 RSD |
| iPhone 16 | 22,000 RSD |
| iPhone 16 Plus | 26,000 RSD |
| iPhone 16 Pro | 27,000 RSD |
| iPhone 16 Pro Max | 34,000 RSD |
| iPhone 17 | 35,000 RSD |
| iPhone 17 Air | 42,000 RSD |
| iPhone 17 Pro | 38,000 RSD |
| iPhone 17 Pro Max | 45,000 RSD |
iPhone 11 and older models: we no longer perform glass repair on these generations. Their panel is as old as the device itself, so separating the layers too often ends in a damaged display — and then, instead of saving money, you end up replacing the whole screen. For those models we do a screen replacement, where the outcome is certain.
Glass repair prices — Samsung models (selection)
Galaxy A series
| Model | Price |
|---|---|
| Galaxy A14 | 6,000 RSD |
| Galaxy A15 | 6,000 RSD |
| Galaxy A16 | 7,000 RSD |
| Galaxy A25 | 7,000 RSD |
| Galaxy A34 | 7,000 RSD |
| Galaxy A35 | 7,000 RSD |
| Galaxy A36 | 8,000 RSD |
| Galaxy A54 | 6,000 RSD |
| Galaxy A55 | 7,000 RSD |
| Galaxy A56 | 7,000 RSD |
| Galaxy A03 / A03s | 6,000 RSD |
| Galaxy A04s | 6,000 RSD |
| Galaxy A05s | 6,000 RSD |
| Galaxy A06 | 6,000 RSD |
| Galaxy A07 | 6,000 RSD |
| Galaxy A12 | 6,000 RSD |
| Galaxy A13 | 6,000 RSD |
| Galaxy A21s | 6,000 RSD |
| Galaxy A33 | 6,500 RSD |
| Galaxy A51 | 6,000 RSD |
| Galaxy A53 | 6,000 RSD |
Galaxy S series
| Model | Price |
|---|---|
| Galaxy S22 | 11,000 RSD |
| Galaxy S22 Ultra | 23,000 RSD |
| Galaxy S23 | 10,000 RSD |
| Galaxy S23 Ultra | 23,000 RSD |
| Galaxy S24 | 10,000 RSD |
| Galaxy S24 Ultra | 25,000 RSD |
| Galaxy S25 | 9,000 RSD |
| Galaxy S25+ | 11,000 RSD |
| Galaxy S25 Ultra | 23,000 RSD |
| Galaxy S21 | 12,000 RSD |
| Galaxy S21 FE | 8,000 RSD |
| Galaxy S21 Ultra | 20,000 RSD |
| Galaxy S22+ | 12,000 RSD |
| Galaxy S23+ | 11,000 RSD |
| Galaxy S23 FE | 6,000 RSD |
| Galaxy S24 FE | 6,000 RSD |
| Galaxy S24+ | 14,000 RSD |
All prices include labor and materials and are pulled from the current price list.
Glass repair vs. screen replacement — what's the difference
For current screen replacement prices by model and panel type, see the price list: /sr/servis/zamena-ekrana/iphone and /sr/servis/zamena-ekrana/samsung
Note: glass repair preserves the original display panel, which means you keep the factory display quality. With a copy screen replacement, you get a new panel whose quality is below the original. That's why glass repair is often the better option in terms of quality, not just financially.
Need phone repair?
When glass repair isn't possible
This procedure isn't applicable in every situation. Glass repair is not performed when:
- The panel is damaged — black blotches, colored lines, or parts of the screen not showing an image
- Touch doesn't work across a larger part of the screen (damaged digitizer)
- The glass is so shattered that removing it would damage the panel underneath
In those cases a complete screen replacement is necessary. The technician at the shop always first assesses whether repair is feasible before suggesting options.
How long the procedure takes
Glass repair takes on average 3 to 5 hours, depending on the model. The procedure takes longer than a standard screen replacement because it involves carefully separating the glass from the panel, cleaning, and lamination in the autoclave. For most models, the phone is ready the same day.
Frequently asked questions
Does glass repair affect screen quality?
No. The panel remains original, which means colors, brightness and touch sensitivity are identical to before the damage. The only change is the new protective glass.
How durable is the new glass after repair?
The new glass matches factory specifications. Resistance to future damage depends on use — we recommend a quality screen protector (tempered glass) after the repair.
Is this service also available for Samsung phones?
Yes. We perform glass repair on Samsung Galaxy devices as well — the A series, S series and Note series. Prices are listed in the table above, and you can see the complete list on the Samsung glass repair page.
Can I tell for myself whether I need a glass repair or a screen replacement?
Roughly, yes. If the screen displays the image normally (no blotches, lines or dark zones) and touch responds across the entire surface, it's probably only glass damage. Still, only a technician can give a precise diagnosis, since some panel damage isn't visible to the naked eye.
Is there a warranty on glass repair?
Yes, we provide a 90-day warranty on glass repair. The warranty covers defects related to lamination quality — if the glass separates from the panel on its own without mechanical damage, the repair is redone free of charge.
Does glass repair affect Face ID?
No. The Face ID components are in the upper part of the phone and we don't touch them during glass repair. After the repair, Face ID works normally.
What if the panel gets damaged during the repair?
It happens rarely (in less than 2% of cases), but if it does — we offer a complete screen replacement at a reduced price, or a refund. We're transparent about this, and the technician will tell you in advance which cases carry an elevated risk (e.g. extremely fragmented glass).
Can I bring in just the screen without the phone?
Yes, if you're able to safely remove the screen from the phone. But we recommend leaving that to us — removing a screen without experience can cause additional damage to the panel.
Book an inspection
Not sure whether you need a glass repair or a screen replacement? Bring your phone in for a free assessment at the Viper Mobile service center in New Belgrade, or call 065/362-61-31.
You can see all iPhone prices on the iPhone glass repair page, and Samsung prices on Samsung glass repair.