# RENIAN Linear Polarizing Film Sheets 20x30cm (7.8x11.8 inches) | Adhesive Filter for LCD Screens **Brand:** RENIAN **SKU:** usx3435 **ASIN:** B08Q7B62JH **Canonical URL:** https://crowcrowcrow.com/p/polarized-film-sheets-pcs-7-8x11-8in-20x30cm-adhesive-polarizer-linear-polarizing-filter/usx3435 **Category:** electronics **Subcategory:** Categories **Availability:** in_stock **Price (INR, all-inclusive):** ₹2,119 **Discount:** 15% **Customer rating:** 4.30/5 from 972 ratings ## Description RENIAN Linear Polarizing Film Sheets (20x30cm, 2-pack) offer adhesive application for motorcycle dashboards and small screens. Imported from USA, duties included. Arrives in 13-15 days. ## Highlights - Adhesive Backing for Easy Application — The film includes an adhesive side, allowing for simple peel-and-stick application to motorcycle dashboards, small screens, and electronic watch displays without extra tools or adhesives. - Precise 20x30cm Size — Each sheet measures 20x30cm (7.8x11.8 inches), providing ample material for multiple small screen applications or custom cuts, ensuring a good fit for various devices. - Linear Polarization Effect — Offers linear polarization, useful for educational physics demonstrations and enhancing contrast or reducing glare on specific types of screens where this effect is desired. - Dual Pack for Multiple Uses — Comes as a 2-pack, offering value for users needing to polarize multiple small screens or for having a spare sheet for future projects or replacements. ## Key features - Polarization: Linear, Size: 7.8x11.8 inches/ 20x30cm, Thickness: 0.19mm. - Polarizing film with adhesive: Both sides have protective film, one side is adhesive. Before you use it, please peel off film. - Wide Application: Used for Motorcycle dashboard display, small size screen, electronic watch screen. - How to use: After the polarizer is cleaned of dust, adjust the angle, cut it into the corresponding shape, and stick it on for use. - Package: 2 x Polarizing film sheet.Not suitable for 3d printer. ## Why choose this product **DIY Display Enhancement for Specific Needs** — These RENIAN Linear Polarizing Film Sheets are designed for users needing to modify or enhance specific small displays. Unlike generic screen protectors, they offer a functional polarizing effect crucial for certain applications like educational physics experiments or improving visibility on motorcycle dashboards. The adhesive backing simplifies installation, making it accessible for DIY enthusiasts. While not a universal camera lens filter, their specific linear polarization is key for projects requiring controlled light orientation. Imported from authorized US retailers, they provide a reliable component for your custom electronic projects. **Ideal for Small Screens, Not for Cameras** — These sheets are best suited for small, specific displays like motorcycle dashboards, electronic watches, or educational physics setups. They are NOT designed for camera lenses, as they provide linear polarization which can interfere with autofocus and metering on modern digital cameras. Users seeking camera lens filters should look for circular polarizers. If you need a filter for a camera, ensure it's explicitly labeled as circular (CPL) and compatible with your lens thread size. These sheets are for static display enhancement, not dynamic photography. ## How to use 1. Clean the surface of the target screen (e.g., motorcycle dashboard, watch display) thoroughly to remove dust and grease. Ensure the screen is powered on to help visualize the polarization effect during alignment. — Prepare the Screen 2. Tear a small corner of the protective film to expose the adhesive. Hold the polarizing film over the screen and rotate it 360 degrees clockwise. Observe the display for the optimal position that reduces glare or enhances contrast, then mark and cut the film to size. — Align and Cut the Film 3. Carefully peel off the remaining protective film from the adhesive side. Align the cut film with the marked position on the screen and gently press it down, ensuring it adheres smoothly without air bubbles for a clean finish. — Apply the Film ## Product details | Field | Value | |---|---| | Coating | Multi Coating | | Application | Motorcycle dashboard display, small size screen, projector screen, electronic watch screen, educational physics. | | Instructions | Peel protective film, align to screen angle, cut to shape, and stick. Rotate for optimal clarity. | | Cost per use | 2 sheets at ₹2,119 — ₹1,060 per sheet | | Shelf life after opening | 12 months (typical for plastic films) | | Contraindications | Not suitable for 3D printer applications. Not for camera lenses (requires circular polarizer). | | Allergens / common irritants | Adhesive may cause skin irritation in sensitive individuals. | | Brand | RENIAN | | Polarization Type | Linear | | Size | 20x30 cm (7.8x11.8 inches) | | Thickness | 0.19 mm | | Material | Plastic | | Adhesive | Yes | | Quantity | 2 sheets | | Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers | ## Frequently asked questions ### What is this RENIAN polarizing film used for? This RENIAN linear polarizing film is primarily used for enhancing small displays like motorcycle dashboards, electronic watch screens, and for educational physics demonstrations. It helps to control light polarization for specific visual effects. ### How do I apply the adhesive polarizing film? Clean the screen surface, peel off the protective film from the adhesive side, align the polarizer to the screen's angle by rotating it, cut to the desired shape, and then carefully stick it onto the screen. ### Will this polarizing film work on my camera lens? No, this is a linear polarizing film and is not suitable for modern camera lenses. Camera lenses require a circular polarizer (CPL) to function correctly with autofocus and metering systems. Using this linear film on a camera may cause incorrect exposures or focus issues. ### How do I ensure the best polarization effect? Each screen has a different angle requirement. You must rotate the film while observing the display to find the optimal position that achieves the desired effect, such as reducing glare or enhancing contrast, before cutting and applying it. ### What is the size of the RENIAN polarizing film sheets? Each sheet measures 20x30 cm (7.8x11.8 inches) and has a thickness of 0.19mm. The pack contains two such sheets, providing ample material for multiple small screen applications. ### Are there any specific applications where this film is not recommended? Yes, this film is explicitly not suitable for 3D printer applications. It is also not recommended for camera lenses due to its linear polarization type, which can interfere with camera functions. ### How to buy an original RENIAN polarizing film in India? Purchase original RENIAN products from authorized US retailers exclusively imported for you by crowcrowcrow. All customs duties and GST are included in the listed price, and delivery is via ExpressBox tracked shipping to your Indian pincode. ## Compliance No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging. ## Images 1. https://images.crowcrowcrow.com/B08Q7B62JH-0.webp 2. https://images.crowcrowcrow.com/B08Q7B62JH-3.webp 3. https://images.crowcrowcrow.com/B08Q7B62JH-6.webp 4. https://images.crowcrowcrow.com/B08Q7B62JH-9.webp 5. https://images.crowcrowcrow.com/B08Q7B62JH-12.webp 6. https://images.crowcrowcrow.com/B08Q7B62JH-15.webp --- Source: https://crowcrowcrow.com/p/polarized-film-sheets-pcs-7-8x11-8in-20x30cm-adhesive-polarizer-linear-polarizing-filter/usx3435 Returns: 14 days, free pickup, full refund on genuine issues. Shipping: Free across India, 13-15 days. Prices are all-inclusive (duties + GST).