FAQ Frequently asked questions

Custom-size screen protectors · the 82 questions customers ask us most

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Ordering & prices

How much does film cost?

Clear and matte film start at 150 THB, priced by screen size

  • Screens up to 11 inches (tablets, small screens): 150 THB
  • 14-inch notebook 250 THB · 15.6-inch 350 THB
  • 24-inch monitor 600 THB · 27-inch 1,000 THB
  • Blue light filter and privacy film cost more — see actual prices in the price calculator
Calculate the price for your screen →

My model isn’t on the website. Can I still order?

Yes. We cut film to the screen size you measure — your model doesn’t need to be in our system

  • Works for any brand, including older models that are no longer made
  • Models with no ready-made film can be ordered too
  • Send your screen size on LINE, or calculate the price on our website

How do I measure my screen so the film fits?

Measure width × length in centimetres across the full screen, outer edge to outer edge

  • Newer screens no longer have a plastic bezel, so measure the full screen
  • We automatically allow about 1 mm on each side, so the film won’t ride up onto the edge
  • Not sure? Send a photo of the screen showing where you measured on LINE and our team will check before production

What’s the minimum order?

Film can be ordered from a single piece

  • Every film type (clear, matte, blue light filter, privacy, TPU) can be ordered from 1 piece
  • Tempered glass is made to order, with a minimum of 1,000 pieces per design

Can you cut film for very large screens?

Yes — we have no size limit

  • We’ve produced film for 120-inch and 160-inch screens
  • We do displays, kiosks and machine screens
  • For screens larger than our online price table, our staff will quote — just send the size on LINE

Can you issue a tax invoice?

Yes — a quotation before you order and a full tax invoice

  • Issued by Innovaplus Maximum Co., Ltd. (VAT-registered)
  • Send the number of screens and details on LINE to request a quote

How much does a notebook screen protector cost?

14-inch notebooks from 250 THB · 15.6-inch from 350 THB

  • 14 in: clear/matte 250 · blue light clear 450 · blue light matte 500 · privacy 650 THB
  • 15.6 in: clear/matte 350 · blue light clear 550 · blue light matte 700 · privacy 850 THB
  • For other sizes, see the price calculator
Calculate the price for your screen →

How much is film for a 24-inch or 27-inch monitor?

24-inch monitors from 600 THB · 27-inch from 1,000 THB

  • 24 in: clear/matte 600 · blue light clear 1,200 · blue light matte 1,500 · privacy 1,800 THB
  • 27 in: clear/matte 1,000 · blue light clear 1,800 · blue light matte 2,800 · privacy 3,500 THB
See monitor film →

How much is film for a tablet or iPad?

Screens up to 11 inches from 150 THB

  • Large iPads and tablets, 12.9 or 13 inches, from 250 THB (clear/matte)
  • No need for your model to be listed — we cut to the screen size you measure
See tablet film →

Do prices include VAT?

Prices shown exclude 7% VAT. If you need a tax invoice, 7% is added

  • Provide your company name, address, tax ID, and head office or branch
  • No tax invoice needed? No VAT is added

How can I pay?

Bank transfer to our shop account — ask our staff for the account number on LINE

  • After transferring, send the slip with the recipient’s name, address, postcode and phone number
  • Our staff confirm the payment, then production and shipping begin

How long does delivery take, and how much is shipping?

Most orders ship within 24 hours of payment

  • At busy times it may take 2–3 days (Sundays not counted)
  • Sent by EMS post for 50 THB, except remote areas
  • Several pieces in one box are charged one shipping fee
  • For more than 10 pieces, our staff will confirm the ship date for each order

I don’t know my notebook model. Where can I find it?

Turn the laptop over and look for the word “Model” on the label

  • Can’t find it? Send the screen width × length in centimetres instead

Screen size, width × length

How wide and tall is a 24-inch screen in centimetres?

About 53.1 × 29.9 cm (16:9 aspect ratio)

  • This is the display area, not including the bezel
  • Screens sold as 23.8-inch are about 52.7 × 29.6 cm
  • Before ordering film, measure the full screen again — models can differ slightly

How wide and tall is a 27-inch screen in centimetres?

About 59.8 × 33.6 cm (16:9 aspect ratio)

  • This is the display area, not including the bezel
  • Before ordering film, measure the full screen again

How wide and tall is a 21.5-inch screen in centimetres?

About 47.6 × 26.8 cm (16:9 aspect ratio)

  • This is the display area, not including the bezel

How wide and tall is a 32-inch screen in centimetres?

About 70.8 × 39.8 cm (16:9 aspect ratio)

  • Screens sold as 31.5-inch are about 69.7 × 39.2 cm
  • This is the display area, not including the bezel

How wide and tall is a 34-inch ultrawide screen in centimetres?

About 79.4 × 34.0 cm (21:9 aspect ratio)

  • For curved screens, measure along the curve, not in a straight line

How wide and tall is a 15.6-inch notebook screen in centimetres?

About 34.5 × 19.4 cm (16:9 aspect ratio)

  • This is the display area, not including the bezel

How wide and tall is a 14-inch notebook screen in centimetres?

16:9 screens about 31.0 × 17.4 cm · 16:10 screens about 30.2 × 18.8 cm

  • Many new laptops have 16:10 screens, which are taller than older ones
  • Not sure? Measure the actual screen, or send us your model and we’ll check

How wide and tall is a 13.3-inch notebook screen in centimetres?

About 29.4 × 16.6 cm (16:9 aspect ratio)

  • This is the display area, not including the bezel

How wide and tall are 43, 55 and 65-inch TVs in centimetres?

43 in ≈ 95.2 × 53.5 · 55 in ≈ 121.8 × 68.5 · 65 in ≈ 143.9 × 80.9 cm

  • Based on a 16:9 picture, not including the bezel
  • For screens this large, send us your actual measurements so we can check before production

Where is the screen size in inches measured from?

It’s the diagonal of the display area, from one corner to the opposite corner

  • 1 inch = 2.54 cm
  • The inch figure only gives the diagonal — you also need the aspect ratio to know the width × length
  • When ordering film from us, width × length in centimetres is best

Choosing a film

Clear or matte film — which should I choose?

Start from the problem you want to solve

  • Lights or sunlight reflecting off the screen → matte film
  • Scratch protection with no change to the image → clear film
  • Colour work, graphics, photo editing → clear film
  • Matte film is our customers’ most popular choice

What’s the difference between film and tempered glass?

Glass feels slicker, but is only sold for popular models

  • Glass has a smooth surface close to the bare screen — most people like that feel
  • If you can’t find glass for your model, PET film cut to size is the option that actually works
  • Film lets you choose the type (matte, blue light filter, privacy), is thinner, and doesn’t shatter
About tempered glass →

Does a notebook or monitor really need a screen protector?

Not every device needs it — if you’re already careful, you can go without

  • Worth it if you have a cat or pet that likes to paw at the screen
  • If you eat while you work, grease left on the screen over time damages its surface
  • On thin laptops, the keys press against the screen when the lid is closed, leaving key marks over time
  • You want extra properties, such as less glare, eye comfort, privacy or UV protection

Which screen protector brand is best?

Check where the material comes from before looking at the brand

  • Film quality ranks Japan, then Korea, then China
  • Before you buy, ask the seller where the material comes from and to see test results
  • Ours: clear film uses Japanese material, matte film uses Korean material
  • We publish ASTM test results for every film type

I can’t find tempered glass for my model. What can I do?

Order PET film cut to your screen size instead — single pieces welcome

  • Ordinary shops only stock glass for best-selling models, so other models can’t be found
  • PET film comes in clear, matte, blue light filter and privacy
  • Businesses that need glass in volume can order production from 1,000 pieces per design

What’s the difference between TPU and PET film?

Choose by screen shape: PET for flat screens, TPU for curved screens

  • PET is rigid, easy to apply and sharper, but can’t follow curves
  • TPU is soft and stretches over curves, but is harder to apply and softer to the touch
About TPU film →

What’s the difference between matte and paper-like film?

They’re for different jobs. If you don’t mainly write with a stylus, choose matte film

  • Matte film cuts glare and fingerprints while staying smooth
  • Paper-like film has a grippy surface that feels like writing on paper
  • With paper-like film the image isn’t as sharp, and stylus tips wear faster

Terms & know-how

How many types of screen protector are there?

They can be grouped two ways: by material and by surface

  • Material: PET film (rigid, thin, flat screens) · TPU film (soft, curved screens) · tempered glass
  • Surface: clear · matte · blue light filter · privacy · paper-like

What is Thai “glass film” called in English?

Tempered Glass Screen Protector

  • Sometimes simply called tempered glass or a glass protector

What is a screen protector called in Thai and English?

Screen Protector

  • Phone film = phone screen protector
  • Clear film = clear screen protector

What is matte film called in English?

Matte screen protector, or anti-glare film

  • Eye-care film = blue light filter
  • Anti-peep film = privacy filter

What is anti-glare?

A surface that scatters reflected light in many directions, so reflections on the screen fade

  • It’s how matte film works
  • The trade-off is that the image isn’t as glossy-clear as the bare screen
See matte film details →

What’s the difference between anti-glare and anti-reflection?

Anti-glare scatters light at the surface · anti-reflection is a coating that lets more light through instead of reflecting it

  • Anti-glare removes reflections well, but the surface isn’t glossy
  • Anti-reflection keeps the surface clear, but reduces close-up reflections less
Read our article on reducing glare →

What is Nano-Texture?

Apple’s anti-glare glass, finely etched at the surface, used on high-end displays

  • It works the same way as anti-glare — scattering light at the surface
  • Screens without Nano-Texture can use matte film to reduce glare
Read our Nano-Texture article →

What is UV-glue tempered glass?

Tempered glass fixed with liquid glue that is hardened with UV light, used on curved-screen phones

  • We don’t make UV-glue glass
  • For curved screens we recommend TPU film, which uses no glue and peels off without residue

What is haze?

A film’s haze value — the higher it is, the more matte the film

  • Our matte film has about 25% haze
  • Ultra Clear film is below 0.5%

What does oleophobic mean?

An oil-repellent coating, so fingerprints stick less and wipe off easily

  • Our current matte film has this coating

Clear film

Will clear film make my screen look cloudy?

Good-grade clear film is barely noticeable to the naked eye

  • Our Ultra Clear film transmits 98% of light
  • A screen that looks cloudy after fitting film usually has low-grade, hazy film on it
See Ultra Clear film details →

Will the touchscreen still work normally with film on it?

Yes. PET film is thin, so touch works just as before

  • Touch problems usually come from film that’s too thick
  • Matte film makes finger swipes smoother and shows fewer fingerprints than clear film

Will I see a rainbow effect with clear film on an OLED or 4K screen?

It depends on the film’s coating — ours is made for high-resolution screens

  • Poorly coated film shows rainbow ripples when viewed at an angle or under light

How long does clear film last?

With normal use it lasts a year or more

  • Lifespan depends on use — carried with your keys, for example, it scratches sooner
  • When scratches start to bother you, peel it off and apply a new sheet

What does 4H hardness mean?

Surface hardness measured with a standard pencil test — the higher the number, the more scratch-resistant

  • Ultra Clear film is 4H; matte film is 3H
  • It handles everyday scratches well, but won’t stop a sharp blade cutting directly into it

Matte anti-glare film

Does matte film make the image blurry?

Slightly less sharp, but not blurry

  • Matte film scatters light at the surface to remove reflections
  • On a white background you may see a fine grain — ours is a No Dot type, with far less grain than usual
  • We use Korean material because it reflects less light — ideal for Thailand’s strong sun
  • For colour work or photo editing that needs perfect sharpness, we recommend clear film
See matte film details →

How do I stop screen glare while I work?

Try moving the screen or the light first; if it still reflects, use matte film

  • Turn the screen away from the window, move the lamp, or close the curtains when the sun comes in
  • If nothing can be moved, such as a fixed office desk, matte film helps

Does matte film really reduce fingerprints?

Yes — fingerprints are much harder to see than on clear film

  • The current version has an oleophobic coating, so they wipe off easily
  • You’ll still get marks, but they’re harder to notice

Blue light filter film

How much blue light does blue light film cut?

Filters up to 95%, in both clear and matte

  • It filters only the light that affects your eyes, so colours don’t change much
  • Want to try first? Request a sample to test on your screen via LINE
See blue light filter film details →

Does blue light film really work?

It really does cut blue light and block UV, but it won’t cure tired eyes

  • Most eye strain comes from staring at screens for long periods and blinking less
  • Evening blue light disturbs sleep, so people working at screens late see the clearest benefit
  • Take regular breaks to rest your eyes as well

Blue light film or blue light glasses — which is better?

One main screen all day: film is better value · switching between devices: glasses are more convenient

  • Film filters across the whole screen, so everyone using it benefits
  • Glasses lenses filter less, and light leaks in around the edges
  • You can use both together

Clear or matte — which should I choose?

Tired eyes only: choose clear · glare as well: choose matte

  • Clear: sharp image, accurate colour
  • Matte: cuts blue light and glare in one sheet, slightly less sharp

Will my screen turn yellow?

Our clear version barely changes colour — just a slightly warmer tone

  • Noticeably less yellow than older blue light films
  • For professional colour work, we suggest requesting a sample to try first

How is it different from my device’s Night Light mode?

Night modes turn the whole screen yellow; film filters at the screen without distorting colour

  • Film works all the time, with nothing to switch on or off
  • You can use it together with your device’s night mode

Privacy film

Are privacy film and privacy filter the same thing?

Yes, they’re the same

  • The formal name is privacy filter
  • In Thailand people also call it “kan seuak” or “kan pheuak” film — slang for anti-snoop film
See privacy film details →

Does it mean the person next to me can’t see anything at all?

Much harder to see, though not completely invisible

  • The person sitting in front of the screen sees it clearly as normal
  • From more than about 30 degrees to the side, the image goes dark and is hard to read
  • Someone standing directly behind you can still see it

Will privacy film make my screen darker?

Slightly darker — turn the brightness up a touch and it works as normal

  • About 85% light transmission; every brand of privacy film is like this

Do you have privacy film for large screens?

Yes — we make it for screens up to 35 inches

  • Most privacy film on the market only goes up to laptop size, no bigger than 17 inches
  • Ideal for accounting, finance, HR and service-counter screens
  • For screens larger than 35 inches, message us on LINE for a staff quote

Can you make privacy film for 24-inch and 27-inch monitors?

Yes, cut to the real screen size

  • We can do 21.5, 23.8, 24, 27 and 32-inch screens, and 34-inch ultrawides
  • Send your model or screen size on LINE for an instant price

Do you have privacy film for 14-inch laptops?

Yes, from small laptops up to 17 inches

  • Your model doesn’t need to be in our system — we cut to the size you measure
  • Works with laptops of every brand

Do you have privacy tempered glass?

Ours is PET film, not glass

  • It’s thinner and can be cut to any screen size
  • Static-cling application, no glue — peels off without residue
  • Most privacy glass on sale is made only for popular phone models

Why does privacy film cost more than clear film?

The film has a light-directing structure inside, and the material costs much more

  • There’s more waste when cutting
  • The bigger the screen, the bigger the price gap versus clear film

Tempered glass

Can I order a single piece of tempered glass?

No. Glass is made to order, with a minimum of 1,000 pieces per design

  • Glass needs a mould for each design
  • For a single piece or screens of various sizes, use PET film cut to size instead — single pieces welcome
See tempered glass details →

How long does glass production take?

About 14 to 30 days from design approval

  • Depending on the shape and quantity ordered

What does 9H mean?

Surface hardness measured with a standard pencil test — tempered glass is 9H

  • Ultra Clear film is 4H; matte film is 3H

Can you make glass for unusually shaped screens?

It depends on the job — send us photos to check first

  • If it can’t be made in glass, we’ll tell you straight and suggest a more suitable film

Do you have tempered glass for tablets?

Glass is for high-volume production; for a single piece we recommend PET film

  • PET film is faster, and you can choose a clear or matte surface
See tablet film →

By device

What film should I use on a car screen?

Use heat-resistant PET film — never TPU on a car screen

  • A car parked in the Thai sun gets hotter than 70°C inside; ordinary film can’t take it
  • Our PET film is rated to 120°C
  • TPU expands and contracts with temperature, and over time the screen turns hazy
  • The touchscreen works normally, and you can order from a single piece

I use a stylus. Can I still write with film on?

Yes, you can write as normal

  • If you like a smooth stylus glide and fewer fingerprints, choose matte film
  • If you want the sharpest image and most accurate colours, choose clear film

Is it hard to apply notebook film myself?

Easier than phone film, because the screen is flat with no curved edges

  • If it really goes wrong, let us know — we’ll replace it and apply it for free
See notebook film →

My TV reflects light. Can film help?

Yes — use matte anti-glare film cut to your TV’s screen size

  • 55-inch TV clear/matte film 2,500 THB · 65-inch 3,500 THB
  • For screens over 75 inches, our staff will quote
Calculate the price for your screen →

Can tempered glass go on a curved screen?

Ordinary glass doesn’t sit flush on curves; curved screens use TPU film

  • Soft TPU stretches to follow the screen’s curve
  • Send us a photo of the screen first so we can tell which film suits it
About TPU film →

Can every iPad or tablet model take a screen protector?

Yes, every model and brand, cut to the screen size you measure

  • Tablets have no lid, so carrying them in a bag with keys or zips scratches the screen easily
  • Lots of stylus use: choose matte · films and photo editing: choose clear
See tablet film →

Shop, installation & care

Where is your shop? Can I come in to have film fitted?

3rd floor, The Street Ratchada, near MRT Thailand Cultural Centre, Exit 4

  • Open Mon–Sat 11:00–18:00, closed Sundays
  • Call or message us on LINE to book before visiting — on some days our technicians are out on site
  • We fit film to notebooks, tablets, monitors and other screens
See map and directions →

I applied it myself and got bubbles. What now?

Bring the film to our shop and we’ll replace it and apply it for free

  • So go ahead and try it yourself first — no need to worry
  • Prefer not to do it yourself? Bring your device to our shop (The Street Ratchada, 3rd floor)

Do you offer on-site installation?

Yes, for orders of 5,000 THB or more

  • Bangkok and Nonthaburi, from 800 THB
  • For other provinces, our staff will quote based on the site
  • We always confirm the cost before going ahead

Does the film leave residue when peeled off?

No. Our film holds by static cling, with no glue

  • Peel it off and the screen is as clean as before

Can I apply it over my old film?

No — remove the old film first

  • Clean the screen well before applying
  • Leave about 1 mm from the screen frame on each side; too close to the edge and the film lifts and bubbles

The film is scratched. Can I replace it myself?

Yes — peel off the old sheet and apply a new one

  • Order a new sheet in the same size on LINE

Do I need water to apply TPU film?

No water needed — it holds by static cling, just like PET film

  • No glue, and it peels off without residue

Corporate & OEM

Do you take large corporate orders?

Yes — we have an on-site installation team and can issue tax invoices

  • Past projects include BTS screens, BYD car screens, Suvarnabhumi Airport, King Chulalongkorn Memorial Hospital and several universities
  • Send the number of screens and the location on LINE for a quote
See real installations →

Can I have film made under my own brand (OEM)?

Yes — PET film has no minimum order

  • We’re a Thai-owned film factory
  • Tempered glass starts at 1,000 pieces per design
  • Send us your brief on LINE
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Real installations by the MAXIMUM team

Notebooks, monitors, car screens, kiosks and large displays — every job cut to the real size

A real MAXIMUM notebook screen protector installation
Notebooks
A real MAXIMUM monitor screen protector installation
Monitor
A real MAXIMUM car screen film installation
Car screens
A real MAXIMUM hospital kiosk film installation
Hospital kiosks
A real MAXIMUM tablet screen protector installation
Tablets
A real MAXIMUM TV film installation
TVs
A real MAXIMUM display film installation
Displays
MAXIMUM rabbit mascot holding a sheet of film

Still haven’t found your answer?

Send us a photo of your screen or your measurements — our team replies Mon–Sat 11:00–18:00