logo Privacy Policy

Specifications



Mirotek first-surface mirror coated glass sheets have qualities generally suitable for use in high resolution, optically demanding applications where enhanced surface quality and flatness are critical.

PHYSICAL CHARACTERISTICS:

• Our mirror is coated on annealed, optical quality, commercial grade soda lime float glass substrate. Specific characteristics and qualities are listed in the tables below.

 

Table 1 - Standard Mirror Stock Thickness & Tolerances

Substrate Thickness Thickness Specification
Min Typical Max
3.0 mm 2.92 mm (0.115") 2.97 mm (0.117") 340 mm (0.134")
6.0 mm 5.56 mm (0.210") 5.61 mm (0.231") 6.20 mm (0.244")


Table 2 - Mirror Optical Performance Requirements


Wavelength Minimum Reference Only
Reflectance (380 to 780 mm)   94%
400 nm 91.5 %  
450 nm 94.0 %  
500 nm 94.0 %  
550 nm 93.5 %  
600 nm 91.5 %  
650 nm 89.0 %  
700 nm 85.0 %  

 

Table 3 - Cosmetic Defect Requirements

Parameter Size Quantity Allowed Comment
Circular Defects (Pinholes, Digs, Seeds, Bubbles) >1.20mm (> 0.048") 0 per sq. ft.  
>0.50 mm to </= 1.20 mm (>0.020" to </= 0.048") 5 per sq. ft. 50 mm (2") min. separation
>0.25 mm to </= 0.50 mm (>0.010" to </= 0.020") 10 per sq. ft. 25 mm (1") min. separation
</= 0.25 mm (</= 0.010" Disregard  
Linear Defects (Scratches) > 0.100 mm (>0.004") None  
>0.050mm to </= 0.100 mm (>0.002" to </= 0.004") 3 per sq. ft. 150 mm (6.0") per sq. ft. max. accumulated length
</= 0.050 mm (</= 0.002" Disregard  
Stains Visible 0 per sq. ft.  
Note: 1 sq. ft. is defined as a 12" x 12" area anywhere on a lite


EDGE FINISH:

• Mirrors that are custom cut-to-size are seamed on all sides.

PROTECTIVE TAPE:

• After the mirror is cut to size the reflective coated surface is protected with a "low tack" protective vinyl sheet.

PACKAGING :

• Mirotek mirrors are packaged per best commercial practice in accordance with methods approved by the customer.

To place an order, use our estimator to determine cost and select the order button below.

dimensional spec for estimating trapezoidal mirrors VISA acceptedMastercard acceptedAMEX acceptedpaypal accepted
 
order button
place order request button
Mirotek Home Page home page