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* To be the global number one choice for quality precision optical components.
* To provide high quality optical solutions to customer requirements on time and at competitive prices.
* To provide outstanding customer service through our professional, knowledgeable, and committed technical team.

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Right-angle Prisms (BK7) - Precision Grade - BBAR Coated/ Entry + Exit Faces

Our right angle prisms are typically used for turning a beam by 90° . The below stock are BK7 precision grade prisms with BBAR coated entry and exit faces. They achieve 99% overall efficiency with multilayer coatings for 450-900nm on entry and exit faces. The precision grade range have flatter faces and more accurate angles.    Specifications: Material: BK7 Dimensions: ±0.1mm Angles: ±1 arcmin Surface quality: <40:20 scratch dig Flatness: < λ/4 over 25mm (over inscribed eclipse) Coating: Entry and exit faces are coated with extended broadband multilayer AR for visible & NIR use (AV2)   See Also: BBAR coated/ entry + exit faces (Precision) Aluminium coated+protected/ Hypotenuse (Precision) External reflector/ Aluminium coated on hypotenuse (Precision) Uncoated (Precision) Uncoated (Standard)

	Part No.	Entry face size (mm) = A/C or B/C	Material	Price (Ex.VAT)	Buy Now	Get Quote
	PTK0201	2 X 2	BK7	£27.50	QTY:	Quote Me
	PTK0501	5 X 5	BK7	£23.30	QTY:	Quote Me
	PTK0601	6.25 X 6.25	BK7	£23.30	QTY:	Quote Me
	PTK1001	10 x 10	BK7	£22.60	QTY:	Quote Me
	PTK1301	12.5 X 12.5	BK7	£27.25	QTY:	Quote Me
	PTK1501	15 X 15	BK7	£27.25	QTY:	Quote Me
	PTK2501	25 x 25	BK7	£32.00	QTY:	Quote Me
	PTK3001	30 X 30	BK7	£34.50	QTY:	Quote Me
	PTK4001	40 x 40	BK7	£58.00	QTY:	Quote Me
	PTK5001	50 X 50	BK7	£60.00	QTY:	Quote Me
	PTK6501	65 X 65	BK7	£62.00	QTY:	Quote Me