Description

Product Information:

Material: H-FZ1 optical glass material
Size: about 42*10mm/1.65*0.39in
Dimensional tolerance: ±0.1MM
Focal length: about -40mm/-1.57in
Center thickness tolerance: +-0.03/0.1mm
Aperture: 1-5
Partial aperture: 0.2-0.5
Degree of finish: 40-20
Effective aperture: >90%

Product Features:

Concave lens is an optical component used to focus or disperse light; with a negative focal length, it is used to diverge a beam of parallel light.
This product is widely used in various fields like scientific research, optoelectronic instruments, medical equipment, financial equipment, teaching equipment, semiconductors, optical communications, lighting, laser applications and solar power.

Packing List:

1 * Concave Lens

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO) 2. Orders processed timely after the payment verification. 3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. 4. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season. 6. If you have not received your shipment within 60 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! 6. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery.