redirecting... Celestron - StarBright XLT
Navigation: / home /starbright xlt home/Current StarBright
 
STARBRIGHT XLT HOME
COATINGS OVERVIEW
STARBRIGHT XLT
CURRENT STARBRIGHT
OUR MEASUREMENTS
AVAILABILITY
StarBright XLT vs. Current StarBright Coatings

StarBright XLT system transmission gives a 16% improvement compared to the current StarBright coatings. The average system transmission for the current StarBright coatings is 72% where the average system transmission StarBright XLT is 83.5%. Current StarBright uses soda lime glass correctors where StarBright XLT uses water white glass, which improves the corrector throughput dramatically.

The average system transmission of StarBright XLT 83.5% compared to current StarBright at 72% and UHTC at 75%.  StarBright XLT is a 16% improvement over current StarBright and a 16% improvement over UHTC.  The peak transmissions of each being 89%, 80% and 85% respectively.
The average system transmission of StarBright XLT 83.5% compared to current StarBright at 72%. StarBright XLT is a 16% improvement over current StarBright .* The peak transmissions of each being 89% and 80% respectively.

StarBright Mirror Reflectivity Comparison
StarBright XLT mirror reflectivity peaks at 95% and has an average reflectance across the spectrum of 93%. Click on the link above to show how XLT compares to current StarBright and UHTC.

StarBright Corrector Transmission Comparison
XLT’s corrector transmission is 97.4% versus current StarBright with 87% and UHTC with 91% across the spectrum from 450 to 750 nm.


*Percent differences are calculated by taking the comparison data percentage divided by the baseline data. Example: Measured average system transmission for current StarBright is 72%. XLT average system transmission is 83.5%. 83.5% divided by 72% = 1.16 or 16% improvement. Measurement results are rounded to the nearest whole percentage.
©1997-2004 Celestron