This article is a comprehensive selection guide for the Zorsika WE240 short throw projector lens, covering 24 compatible Epson models, full specifications (throw ratio 0.50-0.605:1, MTF >60% @93lp/mm), a comparison table of overall specifications for each projector when equipped with this lens, key selection and installation tips, and frequently asked questions. For other lens models, please visit the Zorsika official website at www.zorsika.com.
Zorsika WE240 Short Throw Projector Lens
Why the Zorsika WE240 Is a Lens of Ongoing Interest for Procurement Professionals
The Zorsika WE240 is a short throw projector lens (throw ratio 0.50-0.605:1), compatible with 24 mainstream Epson projector models. The most common challenges procurement teams face during selection are: high prices and unstable supply cycles for original lenses, and variable quality among aftermarket lenses where MTF/resolution may not meet specifications. Zorsika addresses these pain points by offering an OEM-equivalent replacement lens solution, all tested optically, with free replacement for non-human damage within the warranty period.
Zorsika WE240 Projector Lens Specifications
The following are the specifications of the Zorsika WE240 lens itself (from official data at zorsika.com):
| Parameter | Value |
|---|---|
| F-number / Focal Length | 2.1(w)~2.2(t) / 7.42mm(w)~8.90mm(t) |
| Lens Construction | 1APS+17G |
| Recommended Screen Size (inches) | 300 |
| MTF (Modulation Transfer Function) | >60% @93lp/mm |
| Lens Dimensions | φ84 x 192mm |
| Throw Ratio | 0.50-0.605:1 |
| Resolution | WUXGA/4K |
| Vertical Lens Shift | ±19% |
| Horizontal Lens Shift | ±8% |
Compatible Projector Models for Zorsika WE240 Lens (24 Models Total)
The Zorsika WE240 lens is compatible with the following Epson projector models. The table below shows the overall specifications of each Epson projector when equipped with the Zorsika WE240 lens. These parameters reflect the actual performance after combining the lens with the projector body:
| Projector Model | Resolution | Brightness | Lens Zoom Ratio |
|---|---|---|---|
| Epson CB-L895E | 4K (3840 x 2160) | 8700 | 1.6X |
| Epson CB-L895U | 1920 x 1200 | 8700 | 1.6X |
| Epson CB-L890U | 1920 x 1200 | 8700 | 1.6X |
| Epson CB-L790U | 1920 x 1200 | 7900 | 1.6X |
| Epson CB-L690U | 1920 x 1200 | 7100 | 1.6X |
| Epson CB-L690E | 4K (3840 x 2160) | 7100 | 1.6X |
| Epson CB-L570U | WUXGA, 1920 x 1200 | 5500 | 1.6 |
| Epson CB-L775U | WUXGA, 1920 x 1200 | 7400 | 1.6 |
| Epson CB-L720U | WUXGA, 1920 x 1200 | 7000 | 1.6 |
| Epson CB-L730U | WUXGA, 1920 x 1200 | 7000 | 1.6 |
| Epson CB-L735U | WUXGA, 1920 x 1200 | 7000 | 1.6 |
| Epson CB-L730W | 1280 x 800, WXGA | 7000 | 1.6 |
| Epson CB-L615U | WUXGA, 1920 x 1200 | 6000 | 1.6 |
| Epson CB-L630W | 1280 x 800, WXGA | 6000 | 1.6 |
| Epson CB-L630U | WUXGA, 1920 x 1200 | 6000 | 1.6 |
| Epson CB-L610 | 1024 x 768, XGA | 6000 | 1.6 |
| Epson CB-L610W | 1280 x 800, WXGA | 6000 | 1.6 |
| Epson CB-L610U | WUXGA, 1920 x 1200 | 6000 | 1.6 |
| Epson CB-L520U | WUXGA, 1920 x 1200 | 5000 | 1.6 |
| Epson CB-L530U | WUXGA, 1920 x 1200 | 5200 | 1.6 |
| Epson CB-L520W | 1280 x 800, WXGA | 5200 | 1.6 |
| Epson CB-L500 | 1024 x 768, XGA | 5000 | 1.6 |
| Epson CB-L500W | 1280 x 800, WXGA | 5000 | 1.6 |
| Epson CB-L510U | WUXGA, 1920 x 1200 | 5000 | 1.6 |
Key Selection and Installation Tips
1. Confirm throw ratio and installation distance: Calculate the required throw ratio based on room depth and target screen size. The optimal installation distance for a short throw lens is 1-2 meters for a 100-inch image.
2. Check lens shift range: Before installation, ensure the projector's horizontal/vertical shift margin is sufficient to avoid image overflow or inability to center the image.
3. Verify lens mount compatibility: The Zorsika WE240 lens uses the standard Epson projector lens mount. Before purchasing, please confirm with your sales representative that your projector model is on the compatibility list.
According to the Zorsika official maintenance manual, the Zorsika WE240 lens requires no special maintenance under normal usage conditions. It can operate reliably long-term as long as it is protected from severe vibration and high temperature environments. For detailed optical parameters and compatible models, please visit the lens-9249 page on the zorsika.com Chinese website.
Additional Notes on the Zorsika WE240
As a short throw lens for projectors (Zorsika projector ST lens), the Zorsika WE240 is compatible with 24 mainstream Epson projector models. Lenses are precision optical components, playing a critical role in the optical path transmission and image projection within the projector optical system. All lenses supplied by Zorsika undergo MTF testing (modulation transfer function test) and focus accuracy calibration to ensure complete 4K resolution is delivered. To view lenses of other brands or focal lengths, please visit www.zorsika.com.
Related reading: Projector Lens Library · All Epson Models · Lens Compatibility Check
FAQ — Zorsika WE240 Common Questions
Q: What does the throw ratio of the Zorsika WE240 lens mean?
A: Throw ratio = projection distance / image width. A smaller ratio means a larger image from the same distance. The Zorsika WE240 has a throw ratio of 0.50-0.605:1, classifying it as a short throw lens. We recommend calculating the achievable image size based on your installation distance, or consult with a Zorsika sales representative for selection calculations.
Q: Which projector models are compatible with the Zorsika WE240 lens?
A: The Zorsika WE240 lens is compatible with 24 Epson projector models. For details, please refer to the "Compatible Projector Models" table in this article. To confirm compatibility with a specific model, please contact Zorsika sales and provide a photo of the projector's nameplate; we will verify whether the lens matches the projector body.
Q: What does the MTF (Modulation Transfer Function) of the lens represent?
A: MTF (Modulation Transfer Function) reflects the lens's ability to reproduce fine details. The higher the value, the sharper the image. Professional projector lenses generally require MTF >50% @93lp/mm. The Zorsika WE240 lens has an MTF rating of >60% @93lp/mm. In 4K projection applications, MTF is a key indicator of whether the lens truly supports 4K resolution.
Q: Is the Zorsika WE240 a short throw lens suitable for ceiling mounting above a classroom blackboard?
A: Yes. With a throw ratio of 0.50-0.605:1, the Zorsika WE240 typically requires an installation distance of 1-1.5 meters to project an 80-100 inch image. For ceiling mounting, we recommend leaving 30cm of maintenance clearance and ensuring the lens mount is aligned with the projector body.
Q: Does the Zorsika WE240 lens support 4K projection?
A: Yes. The Zorsika WE240 lens has an MTF rating of >60% @93lp/mm, meeting the 4K resolution standard (≥60% @93lp/mm). When paired with a 4K projector, it can deliver a full 4K image.
Q: What is the installation method for the Zorsika WE240 lens?
A: The Zorsika WE240 lens uses the standard Epson projector lens mount. Simply insert the lens into the lens compartment and rotate it clockwise to lock it in place; the entire process takes about 30 seconds. For on-site installation support, you can contact a Zorsika sales engineer to arrange a service visit.
Purchase Inquiry
For detailed configuration, pricing, or alternative solutions for the Zorsika WE240 lens, please contact the Zorsika sales team. We offer 1-on-1 selection consulting, technical parameter comparisons, and on-site installation support.
- Website: www.zorsika.com
- Phone: 020-38551187
- Email: sales@zorsika.com
- Business hours: Monday to Saturday, 9:00-18:00
Data Source Statement
All lens models, specifications, and compatible model data in this article are sourced from the zorsika.com official product page and the Zorsika database.