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Quick Details

  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: BOHAI
  • Model Number: OHP(280*280*4mm)
  • Material: acrylic
  • Usage: Optical
  • Structure: plano
  • Shape: Plano
  • color: Transparent
  • size: 280*280mm
  • thickness: 4mm
  • focal length: 128.3mm(f1:330mm f2:210mm)
  • groove pitch: 0.5mm
  • technic: mould press
  • certificate: CE,ROHS,ISO9001,Factory audit
  • OEM: we can do OEM
  • name: size 280*280 OHP projector fresnel lens

Packaging & Delivery

Packaging Details: Individual packing
Delivery Detail: 3-5 work days in stock

280*280*4mm OHP projector fresnel lens

Product Description


Namesize 280*280 OHP projector fresnel lens
Groove pitch0.5mm
Focal length128.3mm(f1:330mm f2:210mm)

Transmission (%)

92 (from 400-1100nm)
Index of Refraction nd 1.491
Operating    Temperature (°C)80 (Maximum)
CertificateCE, ROHS, Factory Audit, ISO9001:2008

Imaging and producing parallel rays . overhead projector lens is suitable for projector,epidiascope and so on.

Feature1.high light transmittance
2.limpid transparent
3.high light penetrability,more brighter
4.custom sizes.
OEM google cardboard projector fresnel lens could be customized
MOQ 1 pc
Deliverywithin 3 days in store or as customer's order qty
PaymentT/T, Paypal are all available for your option.


Packaging & Shipping


Packagingone piece per plastic bag, suitable quantity per carton box
or as your own requests.
Shipping Way1 .Air Shipping : 1week, cost much
2 .Sea Shipping: about 1 month , cheap cost.
3 .International Express: 5-7workdays, door to door service.


Our Services


1. High quality google cardboard projector fresnel lens with better price. 


2. Professional. We have professional trading teams and offer better service to our customers.


3. Sincerity. Deliver on time after we promised customers when to deliver.


4. Warranty. Any issues about quality after customers received the goods,

we will fix up the problem on time according to customer feedback.


5. We can also do OEM.


6. Adjustable. We can research and develop new product according to customers’ requirements.

Company Information

 Company adventage


1. We are one of the leading fresnel lens manufacturers in China, with 100 employees and 15 senior engineers.
2. Being in this field for about 10 years, we successfully exported produc to USA,Germany,France,Brazil,Italy,Turkey and so on.
3. We are ISO9001, ROHS, CE, Factory Audit certified.
4. Our R&D center has powerful research ability,OEM orders are available.
5. Inquiries are typically answered within 24 hours



1. Q: Are you a factory or trading company?

     A: We are a factory.


2. Q: Where is your factory located? How can I visit there?

     A: Our factory is located in Wuxi City, Jiangsu Province, China, about 1 hour expressway

from Shanghai. All clients, from home or abroad, are warmly welcome to visit us!


3. Q: How can I get some samples?

     A: We are honored to offer you samples. Also you may visit our website www.bhlens.com.

You can do online purchase of all items on it.


4. Q: what’s your MOQ about overhead projector lens ?

    A: We can accept at least 1pc trial order for each product.


 5. Q: How does your factory do regarding quality control?

    A: Quality is priority. BHLENS QC always keep strict to quality control 

from the very beginning to the very end.


6. Q: Do you have the ability to develop new item ?

    A: we have professional engineering teams and develop new product

according to customers’ requirements.










Fax:86-0510-8260 0728

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China (Mainland) | Manufacturer, Trading Company
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