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Shop | Optical | Lenses | Fresnel Lenses
FRESNEL LENSES are lenses consisting of concentric prismatic rings which act like a large lens but are very thin and flat.
FRESNEL LENS 90x135mm
Size 90 x 135 x 0.3, Focal length +120mm. 
 Ref: OPLF1 | Price: £1.90 |
FRESNEL LENS 108mm dia
Size 108mm diameter, Focal length +100mm. 
 Ref: OPLF2 | Price: £2.30 |
FRESNEL LENS 274x210mm
Size 274 x 210mm, Focal length +310mm 
 Ref: OPLF3 | Price: £4.90 |
FRESNEL LENS MIXED SHEET
Sheet size 256 x 177mm with one magnifying lens 75 x 177mm (focal length +310) and 25 small diverging lenses 33 x 33mm (focal length -100.) 
 Ref: OPLF4 | Price: £3.30 |
A SET OF 4 FRESNEL LENSES (4 per pack)
SAVE 20% . ALL FOUR FRESNEL LENSES: We have put together a set of all 4 fresnel lenses. Buy the set and save 20%. Contains OPLF1, OPLF2, OPLF3 and OPLF4 
 Ref: OPLFSET | Price: £9.90 |
FRESNEL LENS 180 x 260mm f=300mm
Size: 180mm x 260mm (7"x10")
Focal length: +300mm
Thickness: 0.4mm
Weight: 25 grams
Groove Pitch 0.3mm
Material: optical PVC 
 Ref: OPLF5 | Price: £4.00 |
WIDE-ANGLE REAR WINDOW LENS
Eliminate the blind-spots behind your van, minibus or coach. This is a diverging wide angle fresnel lens size approx 8" x 10" (200 x 250) made of PVC. Simply wet the inside surface of the glass and apply the lens. Can easily be removed and reused if required. The lens is about 1mm thick and is designed for fixed windows although it may work on windows which wind down if the window rubber is not too tight.  
 Ref: OPF0100 | Price: £10.99 |


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